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73 leituras · A vida que nem sempre se vê

The life you don't always see

Knowing animals begins by perceiving the territory and respecting the distance.

Escolher uma história · 73
Biology of the species · document reference in the municipality

A mussel starts by traveling with a fish

Two lives connected under the surface.

Inclui uma atividade para experimentar →Explorar: A viagem do mexilhão com o peixe →
Read here and consult sources

The larvae of Margaritifera margaritifera, called glochides, are attached to the gills of salmonids, such as trout. The fish is host and transports them as they develop.

After the transformation, they drop and pass to the bottom. The success of this stage also depends on where they fall: dispersing and finding conditions to survive are different things. The scheme summarizes general biology, not a reproduction observed in the municipality.

This journey does not end immediately in an adult able to reproduce. The form of the ICNF places sexual maturity between the ages of seven and twenty and refers to great longevity. They are general values presented at that source, not ages measured in copies of Cabeceiras. The presence of adults and the arrival of new generations are therefore different questions when studying a population.

Palavras desta história: ver explicações →
Source and context

ICNF — Margaritifera margaritifera, ecology, reproduction and threats, pp. 2–3
Accessed:

PDM — Environmental Assessment, p. 50
Accessed:

Editorial summary; the date of consultation is not the date of the facts.

Serra da Cabreira · biology of the species

A bird of prey that nests on the ground

The hunting tartaranion is also called the hunting eagle.

Read here and consult sources

Visit Cabeceiras includes the tartaranhão-hunter in the fauna of Cabreira. SPEA describes Circus pygargus as a summer bird, which returns to Portugal in the spring to nest. It prefers open spaces, mainly insects hunting and nests in the soil, among high vegetation. The reference covers the mountains; it does not identify nests or sighting points in the municipality.

The annual cycle connects continents. The LIFE SOS Pygargus project describes the winter in Africa and the return to the Iberian Peninsula in the spring, for reproduction, with permanence in breeding territories until September. This general calendar does not mark exact dates of arrival and departure to the Cabreira.

The long and narrow wings and tail are part of the portrait presented by LPN. Its mini-guide includes low mountain woods between habitats and refers to nests in high fields or landings. The menu is also broader than insects: it can include birds, small mammals and lizards. A prey of open spaces thus depends on both prey and vegetation suitable for nesting on the ground.

Palavras desta história: ver explicações →
Source and context

Visit Cabeceiras — natural heritage of Serra da Cabreira
Accessed:

SPEA — Hunting Eagle / Circus pygargus
Accessed:

LPN — Bird guide, Imperial LIFE project: hunting turtle
Accessed:

Palombar / LIFE SOS Pygargus — Identification: migration and breeding period (text consulted in search result)
Accessed:

Editorial summary; the date of consultation is not the date of the facts.

Interpretation equipment

A first meeting in Moinhos de Rei

Learn about the Cabreira before going out to the field.

Explorar: Da interpretação à descoberta →
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The Núcleo Interpretativo de Vida Selvagem was inaugurated in 31 August 2013, in Abadim. The municipal presentation explains its connection to the fauna and flora of Serra da Cabreira and to the awareness of the forest. See the site chart to prepare the visit.

The building also has a history: the municipal presentation places the core in a small annex previously used by Social Services. The change of function has added the dissemination of animals and plants to the valorization of the forest and local customs and uses.

It is a starting point to ask questions about the landscape: what relations exist between forests, trees and animals? The following readings allow you to continue this discovery at home. Knowing a species or an environment does not guarantee a sighting on a visit.

See Fact sheet: Núcleo Interpretativo de Vida Selvagem
Source and context

Municipality — Núcleo Interpretativo de Vida Selvagem

Accessed: . Editorial summary; the date of consultation is not the date of the facts.

The occurrence referred to in the environmental document

Iberian wolf

A documented presence in the landscape of the municipality.

Inclui uma atividade para experimentar →Explorar: Conhecer o lobo através da paisagem →
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The environmental assessment of the PDM marks a pack in the territory, based on information from the ICNF. It is a reference to the ecological importance of Cabeceiras, not a promise of sighting. Knowing this presence does not require looking for animals or disseminating shelter sites. The national platform relates the scarcity of wild prey to livestock consumption and conflict with pastoral communities. It points to the protection of herds and the recovery of natural prey as complementary parts of conservation.

A pack is also a changing family. The platform describes a breeding couple, descendants of different years and sometimes other related adults. The group defends a territory, but its composition changes with births, growth and dispersion.

In the general cycle presented to Portugal, the cubs are born at the end of April or in May. During the summer, the meeting places become centers of family activity; in the autumn, the young begin to accompany the adults in travel and hunting. It is not an observation calendar for a concrete pack.

When growing up, some youths leave the group of origin to search for territory, partner or other pack. Others remain longer when there is enough food. Therefore, a count at one time does not describe an immutable family: social life accompanies the annual cycle and landscape opportunities.

Source and context

PDM — Environmental Assessment, p. 50
Accessed:

Lobo-Iberico platform in Portugal — wolf prey; registration of Cabreira without date indicated
Accessed:

Lobo-Iberico Platform in Portugal — Life in pack
Accessed:

Editorial summary; the date of consultation is not the date of the facts.

The occurrence referred to in the environmental document

The bottom of the river is also a house

The river mussel depends on more than surface water.

Read here and consult sources

The municipal environmental document says Margaritifera margaritifera in the municipality. The file of ICNF explains why the fund matters: young people live buried in the substrate and need oxygen. The species prefers running water and avoids poor oxygen conditions.

Feeding is done by filtration of water particles. Protecting this life involves looking at the bed, water and fish associated with reproduction. Municipal reference does not indicate a current point of observation.

There is a difference between having water and having the environment that this animal needs. The plug distinguishes running water from standing water and describes how river change and habitat fragmentation can harm the species. Filtering particles to feed does not make the mussel resistant to pollution: oxygen availability and background conditions remain essential.

Palavras desta história: ver explicações →
Source and context

PDM — Environmental Assessment, p. 50
Accessed:

ICNF — Margaritifera margaritifera, ecology, reproduction and threats, pp. 2–3
Accessed:

Editorial summary; the date of consultation is not the date of the facts.

Mammals · local habits and reference

The boar comes out when the light goes down

A long snout and a very varied diet.

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The wild boar, Sus scrofa, is omnivorous and has mainly crepuscular and nocturnal habits. During the day it can shelter in dense woods. The Lobo-Iberic Platform documents a wild boar predatored by wolves in Serra da Cabreira, in Cabeceiras, without indicating the date of that record. The elongated snout and abundant fur distinguish it from the domestic pig. Although omnivorous, the source describes a mainly vegetable feed. The food flexibility helps to understand its adaptation to different landscapes.

The platform presents it as a pig-bravo and refers to marked differences between the sexes. It also describes the expansion of the species in Portugal, including areas close to urban centers. This national framework does not allow to calculate how many boars live in Cabeceiras.

The Cabreira register and the description of habits answer different questions: one document a meeting between predator and prey; the other helps to understand the life of the species. We do not know, from this isolated reference, the frequency of predation or the size of local populations.

Source and context

Lobo-Iberico platform in Portugal — wolf prey; registration of Cabreira without date indicated

Accessed: . Editorial summary; the date of consultation is not the date of the facts.

Biology of the species · Portuguese context

The hind changes its coat

Profile hind in a field, with stems, raised ears and reddish brown coat.
Male hind in Dobruja, Romania, in August 2022. Illustration of the species; it is not a record of Cabeceiras.
Photography: Charles J. Sharp · CC BY-SA 4.0
About this photograph

Date given at source: . Source consulted in 2026-11-07. EXIF orientation, proportional resizing and WebP conversion of the current version in Commons; no retouching or additional clipping.

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A summer coat, a winter coat.

Inclui uma atividade para experimentar →Explorar: O mesmo mundo, ritmos diferentes →
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In the hind, Capreolus capreolus, the fur is reddish brown in summer to gray in winter. It feeds on plants and also occupies open areas and shrubs. This description of the species does not identify a spot of sighting in the municipality. The hind is a small cervid: the description of the platform points to 30 kg. The males have stems; the white spot on the back has a kidney shape in males and hearts in females.

The stems also follow a cycle: the platform refers to the growth and annual fall in the hind and deer. Therefore, they are not a structure that always remains the same. In the head, the nose and the upper lip mostly black contrast with the lower lip white.

The hours of activity add another difference. Although it is mainly crepuscular and nocturnal, the source presents the hind as the Portuguese cervid with the highest daytime activity. They are trends of the species, not a guaranteed hour to observe it. To know an animal, form, season and behavior need to be read together.

Palavras desta história: ver explicações →
Source and context

Lobo-Iberico platform in Portugal — wolf prey; registration of Cabreira without date indicated

Accessed: . Editorial summary; the date of consultation is not the date of the facts.

Wolf Ecology · Portuguese context and document reference to Cabreira

A landscape is also food

The wolf is part of a network of relationships.

Explorar: Quem vive na paisagem? →
Read here and consult sources

Javali, deer, deer and mountain goat are the main natural prey of the wolf presented by the platform for Portugal. This national list does not mean that all occur in Cabeceiras. Knowing a predator implies also understanding its prey. The platform explains that the recovery of wild prey depends on both natural expansion and reintroductions. These stories have different scales and origins: recovering one species in one region does not demonstrate its presence in another.

The page includes a photograph whose legend identifies a wild boar predatored by wolves in Serra da Cabreira, in Cabeceiras de Basto, with credit to Ismael Cunha. The legend establishes a local link, but does not indicate the date or allows calculating the frequency of predation. The photograph was not reproduced here.

There is another useful distinction when looking at animals in the mountains: a domestic breed created in freedom, like Garrano, does not become a wild species. The landscape can gather animals with different stories. This comparison does not show that a concrete animal is trapped from the wolf or that all the species mentioned share the same mountain section.

Source and context

Lobo-Iberico platform in Portugal — wolf prey; registration of Cabreira without date indicated

Accessed: . Editorial summary; the date of consultation is not the date of the facts.

Serra da Cabreira · biology of the species

A tail bigger than the body

The salamander-lusitan lives connected to moisture.

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The salamander-lusitânica, Chioglossa lusitanica, is referred by Visit Cabeceiras for the Cabreira Mountains. It has a small body, longer tail than the body and two golden or orange lists on the dark back.

According to LPN, vegetation influences the way it uses space: in agricultural fields and forests of exotic species tend to get closer to the brooks; in indigenous forests it can move further away from the water. The margin is therefore part of the history of this amphibian. It is a biology of the species, not a spotting point.

It is endemic to the Iberian Peninsula and has nocturnal habits. The front legs have four fingers and the back five: details that help to know the species without handling it.

The Gaia Biological Park describes terrestrial habits along streams of water, abundant vegetation and high humidity, and feeding with small invertebrates. Being connected to the stream does not mean spending all your life swimming. When reading the history of eggs and larvae, compare the phase of life with the environment used: the relationship with water changes throughout development.

Source and context

Visit Cabeceiras — natural heritage of Serra da Cabreira
Accessed:

Gaia Biological Park — Chioglossa lusitanica
Accessed:

Link to Nature Protection — Salamander-lusitan
Accessed:

Editorial summary; the date of consultation is not the date of the facts.

Cavez · 2016–2017 monitoring

Six species under the surface

A sample shows a small portrait of the Tâmega in Cavez.

Inclui uma atividade para experimentar →Explorar: Conhece os seis peixes do levantamento →
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At station 22, the report of 2016–2017 registered barbo-common, Northern boga-do-north, northern scale, embroidery, gobium and sunroof. The chart places the station in Cavez. These results document that campaign: they are neither a current inventory nor an indication of places to fish.

The six names open six ways to look at the river. The barb leads to migration in fresh water; the boga, the differences between young and adults; the scale, the drawing of scales. The embroidery and the gobium help to explore the food. The sunbath introduces the question of geographical origin. It opens the cards to choose one of these clues and get to the explanation of the species.

Sampling and biological datasheets have different functions.The survey documents the fish registered in that place and period.The datasheets explain the general characteristics of the species, without demonstrating that all these behaviors were observed in Cavez.

Getting to know the parish
Source and context

Biosphere / Iberdrola, APA file — Monitoring of ichthyofauna 2016–2017, February 2018; pp. 5, 35 and 40, station record 22 on p. 175 PDF
Accessed:

Mora Fluviary — Barbo-common, biology of the species
Accessed:

Municipality of Santa Maria da Feira — Northern Boga, fauna catalogue
Accessed:

Arouca Geopark — Northern scale, Squalius carolitertii: description and biology
Accessed:

ICNF — embroidery, ecology and riverside vegetation, pp. 2–3 (bibliography up to 2005)
Accessed:

Gaia Biological Park — Gobio, Gobio lozanoi: habitat, food and size
Accessed:

Águeda River Interpretation Center — Sun Loss
Accessed:

Editorial summary; the date of consultation is not the date of the facts.

Serra da Cabreira · life cycle of the species

Before the salamander, a life in the water

The stream is also the place where the transformation begins.

Explorar: Crescer e poder reproduzir-se são momentos diferentes →
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The life of the Salamander-lusitan begins with water. LPN often describes eggs attached to the substrate and larvae that remain in quiet areas until metamorphosis, in a development that can last one to two years.

During this phase, they feed on small aquatic animals, including insects, molluscs and crustaceans. Pollution and habitat loss threaten this cycle; water and surrounding vegetation matter together. The reading explains the biology of the species referred to for Cabreira, without locating breeding areas.

Finishing the metamorphosis is not the same as already being able to reproduce. LPN places the sexual maturity of males around three to four years and females between four and five. Transformation of the body and reproductive maturity are therefore distinct moments. The intervals describe the biology of the species; they do not allow for predicting the age of a specimen seen in a photograph.

Palavras desta história: ver explicações →
Source and context

Link to Nature Protection — Salamander-lusitan
Accessed:

Visit Cabeceiras — natural heritage of Serra da Cabreira
Accessed:

Editorial summary; the date of consultation is not the date of the facts.

Ecology · general context to observe

From flower to flower, a shared task

Pollination involves much more than honeybee.

Inclui uma atividade para experimentar →Explorar: Escolhe o que queres seguir →
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When visiting flowers, insects can transport pollen among plants. Bees, beetles and wasps participate in this task, explain entomologists Renata Santos and Albano Soares. Many bees live alone, without hive. This general explanation helps to look at flowers with other attention; the species present in Cabeceiras need local records.

Pollen exchanges between individuals contribute to the genetic diversity of plants. The explanation published by Gulbenkian relates pollinators to both wild plants and food crops, including apple trees, almonds and strawberry trees.

The flowers also have less remembered visitors: flower flies, daytime and night butterflies and some beetles. Observe who arrives, how long he stays and where he leaves is a way to start. The record of a visit, however, does not alone demonstrate that the insect has transferred pollen.

Source and context

Calouste Gulbenkian Foundation — explanations of entomologists Renata Santos and Albano Soares, 07/06/2022

Accessed: . Editorial summary; the date of consultation is not the date of the facts.

Species biology · with local registration

A little bird that dives

The blackbird leads bird watching to the current.

Inclui uma atividade para experimentar →Explorar: O ribeiro é mais do que água →
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Compact body, short tail and white chest in adults: are clues to recognize Cinclus cinclus. This bird can dive and is associated with rapid stream streams, especially in mountain. The gallery gathers a local record; the photograph shows the bird in the hand, not the diving behavior described here. Poultry of Portugal describes a fast and direct flight and classifies the species as resident: it can remain in breeding sites throughout the year. This general feature does not confirm a continuous presence at the local registration point.

Underwater, the food sought includes small invertebrates. BTO describes the bird entering the stream from rocks or flying low to another land. The stream is thus a feeding space, not just the scenery where the bird appears.

Age also changes the appearance: juveniles are greyer and more knitted than white-breasted adults. This biological comparison does not attribute age to the photographed specimen. A record shows a meeting; knowing what the species does requires joining other observations and sources.

Palavras desta história: ver explicações →
Source and context

Birds of Portugal — Watermelon, identification, habits and distribution

British Trust for Ornithology — BirdFacts: Dipper, Cinclus cinclus

Accessed: . Editorial summary; the date of consultation is not the date of the facts.

Rio Douro · fauna testimony in 1758

The fish of an ancient portrait

Trouts, bogas and scallops appear in the Memories of Rio Douro.

Read here and consult sources

Trouts, bogas and scallops are the names registered by the vicar of Rio Douro in 1758. It highlights trout as more numerous and distinguishes winter fishing from summer. They are assessments of the report, without counting that allow to measure abundance.

The testimony brings fauna closer to the uses of water and the lives of villages. Ancient common names do not equal complete scientific identifications; the practices described also do not establish the current rules of fishing.

Getting to know the parish
Source and context

Municipality of Cabeceiras de Basto — Parish memories of 1758: Rio Douro

Accessed: . Editorial summary; the date of consultation is not the date of the facts.

Biology of the species · photograph registered in the municipality

A corner hidden in the green

Sometimes a bug can be heard before you see it.

Inclui uma atividade para experimentar →Explorar: Som, luz ou imagem? →
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The large-salt-green, Tettigonia viridissima, can go unnoticed between leaves and branches. According to the Gulbenkian record, adult males reveal themselves in the corner, while males and females tend to hide in dense vegetation. The species occurs in environments with shrubs and trees, including gardens and urban green spaces.

The nymphs already look like adults, but have little developed wings. Compare life stages is different from identifying a behavior: the photograph recorded in Cabeceiras shows the insect on wood, without documenting the corner. The background of the image is also not enough to characterize the entire habitat where it was observed.

The development phase also changes what is easier to observe. The chart suggests looking for nymphs in herbaceous and shrubby vegetation, while adults are often hidden. The sound and image provide different clues: hearing a corner without seeing the animal and photographing an insect without hearing it are not equivalent records. In the local photograph, it preserves only what the frame allows to recognize.

Palavras desta história: ver explicações →
Source and context

Calouste Gulbenkian Foundation — Great Green Rocket

Accessed: . Editorial summary; the date of consultation is not the date of the facts.

Biology of the species · photograph registered in the municipality

A grasshopper through the winter

The name Egyptian grasshopper does not limit the species to a country.

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The name Egyptian grasshopper does not limit Anacridium aegyptium to a country. Gulbenkian’s record refers to its distribution by Europe, North Africa and the Middle East and its presence in mainland Portugal, in orchards, gardens, forests and open forests.

In the Gulbenkian Garden in Lisbon, adults are described to spend the winter and enjoy the sun on trees and bushes on bright days. This observation helps to know the species, but does not automatically transfer to Cabeceiras. The local photographic record was made in September: it shows a meeting on that date, not the behavior during winter in the municipality.

In the description of the Lisbon garden, the observation sites include rosemary hedges, medronhos, olive trees and other trees that preserve leaves. The vegetation enters history as part of the environment used by adults. These references do not indicate where to look for the locust in Cabeceiras; they help to understand why a record can gather insect, season and plants. By comparing the September photograph with the winter report, it always records date and place separately.

Source and context

Calouste Gulbenkian Foundation — Anacridium aegyptium

Accessed: . Editorial summary; the date of consultation is not the date of the facts.

Biology of the species · photograph registered in the municipality

The wings have a history of plants

A butterfly connects the look to the little world of herbs.

Inclui uma atividade para experimentar →Explorar: Asas, plantas e observação →
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A photograph from Cymbalophora pudica allows you to look closely at the design of the wings. The Naturdata plug indicates a wingspan from 35 to 43 mm: the distance between the ends of the open wings, not the length of the body. It is a measure of the species' record; it was not calculated from the local photograph.

The same source associates the species with plants Taraxacum and Plantago, presents a flight period from August to October and indicates distribution in the Iberian Peninsula, Balearic Islands and North Africa. These data place the specimen in a broader context.

The photographic register of the municipality, in October, shows a concrete meeting. It does not demonstrate the relationship of the copy with those plants, nor measures the abundance or flight period in Cabeceiras. The image and the record answer different questions: one document the meeting; the other brings together general characteristics of the species.

Palavras desta história: ver explicações →
Source and context

Naturdata — Cymbalophora pudica

Accessed: . Editorial summary; the date of consultation is not the date of the facts.

Species biology · registered at Rio Douro

A small frog, a large water connection

There are lives that depend on both the shore and the brook.

Inclui uma atividade para experimentar →Explorar: Uma fotografia abre outras perguntas →
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The Iberian frog lives naturally on the Iberian Peninsula: that is what it means to be an endemic species of this territory. With slender body and pointed snout, it can reach about 5,5 centimeters. Reproduction happens in the water, and the species prefers mountain streams with vegetation on the shores and rocky bottom.

The photograph recorded in Rio Douro opens a window for this discreet life. It does not in itself demonstrate the quality of water: pollution and the change in riverside habitats are among the threats described by the University of Évora.

The description also highlights a dark strip that crosses the eye zone, with a narrower stripe underneath. They are details to enjoy in a photograph, without handling the animal.

Source and context

University of Évora — Virtual Museum of Biodiversity

Accessed: . Editorial summary; the date of consultation is not the date of the facts.

Species biology · trace recorded in Cavez

At nightfall, a bird looks like an insect

Not all birds are discovered with eyes in the sky.

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The noitibo-European feeds on insects and goes into activity at dusk and at night. Its continuous singing can remember the sound of a cicada. In Portugal it is a summer bird, mainly associated to the north and the transition between forest and open spaces. The Cavez record shows a sentence attributed to this species by the iNaturalist community. It is a trace: it is not a photograph of the entire bird, nor does it prove the existence of a nest at that point. Curiosity begins in a feather and continues in the sound landscape.

The long wings and tail can be perceived in silhouette, but the little light hides details. Aves de Portugal’s record explains that females do not show white spots on the wings of males; juveniles do not have them either. The absence of a brand alone does not solve age and sex.

The source describes a late arrival and the easiest corner to detect in May and June. It is a Portuguese standard, not an agenda of sightings in Cavez. The recorded penalty does not allow to know when the bird sang, where it nested or how long it remained in the zone.

In order to know travel, investigators need another type of registration. The BTO presents follow-up studies that have located an important winter area in grass and shrub landscapes south of the equatorial forest, especially in the Democratic Republic of Congo. It is information on birds accompanied by those studies, not the proven destination of the specimen associated with the sentence of Cavez. A penalty documents a trace in one place; the follow-up allows you to connect positions over time and study movements.

Source and context

Poultry of Portugal — Caprimulgus europaeus

British Trust for Ornithology — BirdFacts: Nightjar, Caprimulgus europaeus; follow-up and winter studies

Accessed: . Editorial summary; the date of consultation is not the date of the facts.

Species registered in the municipality · general ecology

An old log still feeds life

For the larvae of a beetle, decaying wood can be home and food.

Inclui uma atividade para experimentar →Explorar: Uma fotografia, várias fases da história →
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The larvae of Dorcus parallelipipedus live and feed on decomposing wood, according to The Wildlife Trusts. The photograph of the catalogue documents an adult observed in the municipality; it shows no larvae or confirms the tree where they developed. Add this story to that of wood fungi: an aging trunk can sustain different life forms. To observe, you don't have to undo your shelter. In the adult, The Wildlife Trusts highlights the wide head, jaws, and wing covers entirely black. They are clues to compare with the available photograph, without concluding that all dark beetles belong to this species.

Source and context

The Wildlife Trusts — Lesser stag beetle, Dorcus parallelipipedus
Consultations: ,

Editorial summary; the date of consultation is not the date of the facts.

Bucos · memory 1758

The animals of an ancient portrait

An account of the mountains, written in 1758.

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The vicar of Bucos mentions partridges, rabbits, wolves, foxes and wild boars, which he describes as sparsely plentiful. He points out carqueja, heather and tojo on the hills. It is the landscape that recorded at that time, not a current inventory nor a promise to spot these animals.

The memory also mentions goats as the most abundant cattle and some large cattle. Thus, the same document gathers farm animals and fauna that the vicar describes as hunting. Separating the two groups helps to read the rural life of the period.

The expression of little abundance is an appreciation of the author, without method of counting presented. It does not allow directly to compare 1758 with a census of current fauna. The interest of the report is also in what you choose to observe: animals, forests, terrain and uses of the mountains appear together.

Source and context

Municipality — Parish memories of Bucos (1758)

Accessed: . Editorial summary; the date of consultation is not the date of the facts.

Serra da Cabreira · regional reference and biology of the species

The otter wears the scuba suit

Otter front view over wood, with snout, mustaches and visible paws.
European otter at the Lüneburg Heath fauna park, Germany, in 2009. Animal in fauna park; it is not a record of Cabeceiras.
Photography: Quartl · CC BY-SA 3.0
About this photograph

Date given at source: . Source consulted in 2026-11-07. EXIF orientation, proportional resizing and WebP conversion of the current version in Commons; no retouching or additional clipping.

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By the waterproof and paws that help you swim.

Inclui uma atividade para experimentar →Explorar: O corpo e o ambiente →
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The European otter, Lutra lutra, has membranes between its fingers and a thick coat that protects it in the water. Its life connects the river to its banks: vegetation offers shelter and roots can hide burrows. It is mainly active at dusk and at night.

The municipal portal of Vieira do Minho includes the otter among the mammals of the Cabreira. This regional reference allows to know the species, but does not indicate a spot of sighting.

The description of the University of Évora also refers to the long tail, tapered at the tip, and the snout with long mustaches. The otter does not depend only on rivers: the species also uses albufeiras, estuaries and, less often, the sea coast. These characteristics help to know the animal without converting the reading into a spot.

Source and context

University of Évora — Virtual Museum of Biodiversity, Lutra lutra; David Germano
Consultations: ,

Vieira Tourism of Minho — fauna of Serra da Cabreira, regional reference
Accessed:

Editorial summary; the date of consultation is not the date of the facts.

Serra da Cabreira · regional reference and biology of the species

A mole connected to the current

Cold water also has its inhabitants.

Explorar: O rio também é uma despensa →
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The water mole, Galemys pyrenaicus, is associated with cold, clear and well-oxygenated waters, often in rapid mountain rivers. The University of Évora also refers to the use of slower waters, such as canals and lakes: preference is not exclusive. Its natural distribution is limited to the Iberian Peninsula and the Pyrenees. In conservation, there are vegetation margins, shelters and habitat continuity; the chart identifies silting and isolation between threats. The municipal description of the fauna of Cabreira mentions the species, but this reading does not have a geolocalized register in the municipality.

The prolonged snout in a small trunk helps to search for larvae of invertebrates underwater, according to the description of the Generalitat of Catalonia. The technical file housed by ICNF highlights the invertebrates from the bottom of the river as a food base, including groups of tricopters, plecopters, ephemeropters and dipteres. The small animals that look like details of the river are part of the feeding of a mammal.

The profile of the ICNF presents a caveat for Portugal: it considers unfavourable the habitats of standing water, such as albufeiras and small lagoons of altitude. We should not turn the general reference to slow waters into an invitation to search for the species in any lake. Adequate habitat also involves food, shelters on the banks and connection to other sections of the river.

Palavras desta história: ver explicações →
Source and context

University of Évora — Virtual Museum of Biodiversity, Galemys pyrenaicus

Vieira Tourism of Minho — fauna of Serra da Cabreira, regional reference

ICNF — Galemys pyrenaicus, ecology and nutrition (historical references)

Generalitat de Catalunya — Iberian Desmán, description of snout and feeding

Accessed: . Editorial summary; the date of consultation is not the date of the facts.

Serra da Cabreira · regional reference and biology of the species

The wildcat needs a varied landscape

Woods to shelter, open spaces to hunt.

Read here and consult sources

The wild cat, Felis silvestris, is associated with forests and woods, often close to rocky areas and water lines. It can seek food in undisturbed meadows. The thick tail, with dark rings and rounded tip, is one of its traits described by the University of Évora. The similarity with domestic cats calls for care in identification.

The municipal source refers to the Cabreira, without locating a population in a parish.

The description of the University of Évora adds retractable claws and especially twilight and nighttime activity: the twilight corresponds to the transition between day and night. The source points to the fragmentation of habitats and hybridization with domestic cats between threats. The outer aspect, by itself, does not solve all identification doubts.

Source and context

University of Évora — Virtual Museum of Biodiversity, Felis silvestris; David Germano
Consultations: ,

Vieira Tourism of Minho — fauna of Serra da Cabreira, regional reference
Accessed:

Editorial summary; the date of consultation is not the date of the facts.

Serra da Cabreira · regional reference and biology of the species

A triton between water and earth

The skin also follows the change of environment.

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The orange triton, Lissotriton boscai, has smoother skin in the aquatic phase and more rough in the terrestrial phase. To reproduce it can use ponds, streams of little current and even tanks. Out of water finds refuge in moist places, between roots, stones and trunks. The orange belly helps explain the name.

It is mentioned among the amphibians of the Cabreira by the municipal portal of Vieira do Minho, without an associated observation point.

The description of the University of Évora refers to four fingers on the front legs and five on the back, besides a flattened tail laterally. They are characteristics of the species, not a reason to remove it from the water. The same source indicates a total length up to nine centimeters and females usually larger and more robust than males.

Also the mating season can change the look. The University of Évora describes a small crest on the tail and, in males, a whitish longitudinal strip, more marked next to the end. Compare two images therefore requires attention to sex and the phase of the year, besides the name of the species. Not all visible differences mean animals of different species.

Food follows the change of environment. According to the Charcos with Life project, larvae and aquatic adults capture small invertebrates from the water; on land, adults eat mostly soft-body animals, such as worms and slugs. The female lays eggs individually on aquatic plants or leaves, over several days. The scheme below connects these phases without assigning them dates of occurrence in the Cabreira.

Source and context

University of Évora — Virtual Museum of Biodiversity, Lissotriton boscai

Vieira Tourism of Minho — fauna of Serra da Cabreira, regional reference

Charcoals with Life / CIIMAR — Orange belly triton, life cycle and feeding

Accessed: . Editorial summary; the date of consultation is not the date of the facts.

Serra da Cabreira · regional reference and biology of the species

There are three-thirty people who spend another winter in the water.

In the cold of altitude, development may take longer.

Read here and consult sources

In the palmed triton, or spalmed paw triton, Lissotriton helveticus, mating takes place in the water of ponds. Gaia Biological Park explains that, in higher and colder areas, larvae can cross winter before completing metamorphosis the following year. It feeds on small invertebrates. The municipal description of the Cabreira mentions this species; the cycle here counted is general biology, not the observation of reproduction in a local pond.

Two different times ago. The biological park record indicates about fifteen days to a month between posture and hatching; metamorphosis comes later. hatching is the egg exit, not the completion of larval development. The possibility of crossing another winter in the water shows why a single calendar does not serve all conditions.

Palavras desta história: ver explicações →
Source and context

Gaia Biological Park — Spanked Triton, Lissotriton helveticus

Vieira Tourism of Minho — fauna of Serra da Cabreira, regional reference

Accessed: . Editorial summary; the date of consultation is not the date of the facts.

Cavez · 2016–2017 registration and general biology

A fish can migrate without going to sea

The common barbeque makes its journey into the river.

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The Mora Fluviary describes the breeding migration of the common barb, Luciobarbus bocagei, to shallow and well-oxygenated waters, on sand, gravel or gravel. It is a trip in fresh water. It feeds on small animals from the bottom, plant matter and debris. The barb was registered in Cavez in the 2016–2017 campaign; the description of its behavior is general biology, not a migration observed at this point.

The trip does not contradict the preference for areas of weaker current and moderate temperature. The place used to live and feed may differ from the one chosen for reproduction. The Fluviary file places the latter between May and June, as a general description of the species.

The barbo is omnivorous: besides the invertebrates of the bottom and vegetable matter, it can occasionally eat small fish. The same source says it can reach about one meter. It is a possible dimension of the species, not the size measured in the specimens of Cavez.

Palavras desta história: ver explicações →
Source and context

Mora Fluviary — Barbo-common, biology of the species
Accessed:

Biosphere / Iberdrola, APA file — Monitoring of ichthyofauna 2016–2017, February 2018; pp. 5, 35 and 40, station record 22 on p. 175 PDF
Accessed:

Editorial summary; the date of consultation is not the date of the facts.

Cavez · 2016–2017 registration and general biology

The preferred current changes with age

For a young boga, a quiet area can make a difference.

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The Northern boga, Pseudochondrostoma duriense, is a species of the Iberian Peninsula. Santa Maria da Feira's municipal record describes adults in sections of strong current and juveniles that prefer waters of lower current and thin backgrounds. It also refers to upstream movements before reproduction. The Cavez record of 2016–2017 confirms the species in that sample; it does not describe the age or behavior of the specimens.

There is a clue in the mouth: the lower lip is right and has a well developed corneal blade. The body may have small dark spots. These features complement the history of the habitat; they do not replace a careful identification of the fish.

The municipal source places migrations upstream between March and June and indicates an approximate longevity of six years. Amount means moving towards the spring. The calendar and life span describe the species in general, without dating a shift or determining the age of the fish sampled at Tâmega.

Palavras desta história: ver explicações →
Source and context

Municipality of Santa Maria da Feira — Northern Boga, fauna catalogue
Accessed:

Biosphere / Iberdrola, APA file — Monitoring of ichthyofauna 2016–2017, February 2018; pp. 5, 35 and 40, station record 22 on p. 175 PDF
Accessed:

Editorial summary; the date of consultation is not the date of the facts.

Cavez · 2016–2017 registration and general biology

Not all the fish from the river came from here.

Sunshine tells an introduction story.

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Sunshine, Lepomis gibbosus, is originally from North America. The Interpretation Center of the River of Águeda describes it as an exotic species, of high body and flattened laterally, which lives in still waters but also in rivers. In breeding season, males may hinder access by juveniles of native species to the shore shelters. It was registered in Cavez in 2016–2017; this record does not measure its local impact.

The bluish bands from the head to the flanks and a dark spot on the tip of the pearl are part of the description. In juveniles, the pattern is simpler, on a greenish or olivaceous background. Age also changes appearance.

The menu includes insects, crustaceans, sea snails, and fish larvae. This diversity helps to realize that food is not limited to a single prey. The chart also distinguishes lentic environments, such as albufeiras, from exotic environments, such as rivers and streams: the species can use both. The geographical origin, presence in a survey and the effect on other species are different information.

Palavras desta história: ver explicações →
Source and context

Águeda River Interpretation Center — Sun Loss
Accessed:

Biosphere / Iberdrola, APA file — Monitoring of ichthyofauna 2016–2017, February 2018; pp. 5, 35 and 40, station record 22 on p. 175 PDF
Accessed:

Editorial summary; the date of consultation is not the date of the facts.

Cavez · 2016–2017 registration and general biology

A fish's menu also has insects

Feeding connects life in and out of water.

Inclui uma atividade para experimentar →Explorar: Quem se alimenta de quê? →
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The chart of the ICNF describes the embroidery, complex Squalius alburnoids, as a consumer mainly of insect larvae. In summer and early autumn, it refers to higher consumption of terrestrial insects. It is a small link between the river and its margins. The embroidery appears in the study of Cavez of 2016–2017 under the name Iberocypris alburnoides; the local study did not analyze this seasonal change in feeding.

The same chart describes the use of rivers and streams with diverse characteristics, including small and shallow courses with emerging aquatic vegetation. The habitat is not only water: shelters, vegetation and alternation of zones with different current speeds enter history.

Therefore, a margin totally devoid of vegetation changes more than the view. The chart associates the loss of riverside vegetation with the reduction of shade, shelter and feeding sites. These general ecological relationships help to interpret the river; they are not a current evaluation of a section of Cavez. The local record of 2016–2017 and the biological explanation answer different questions: where the fish was documented and how it relates to the environment.

Source and context

ICNF — embroidery, ecology and riverside vegetation, pp. 2–3 (bibliography up to 2005)
Accessed:

Biosphere / Iberdrola, APA file — Monitoring of ichthyofauna 2016–2017, February 2018; pp. 5, 35 and 40, station record 22 on p. 175 PDF
Accessed:

Editorial summary; the date of consultation is not the date of the facts.

Serra da Cabreira · general behaviour of the species

A tail that distracts the predator

The Salamander-lusitan has an amazing defense.

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In a situation of threat, this salamander can detach the tail and regenerate it later. The loose part continues to move, diverting the predator's attention while the animal seeks shelter. Gaia Biological Park describes this mechanism for the species, referred to by Visit Cabeceiras to the Cabreira. It is a curiosity to know without touching or provoking the animal.

The Gaia Biological Park highlights this capacity as unique among the salamanders of the Iberian Peninsula. The mechanism has two moments: immediate distraction by the loose tail and subsequent regeneration. They are not simultaneous events.

Compare this story with growth: losing part of the tail in defense and going through metamorphosis are different processes. An isolated photograph does not show the complete sequence of any of them. Knowing behavior serves to understand the animal without trying to reproduce the threat situation.

Source and context

Gaia Biological Park — Chioglossa lusitanica
Accessed:

Visit Cabeceiras — natural heritage of Serra da Cabreira
Accessed:

Editorial summary; the date of consultation is not the date of the facts.

Gondiães · record 1994 and general biology of the species

A mackerel was registered in Gondiães

A line on a table holds an observation of 1994.

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A scientific article published in 1996 records Lepida Lacerta in Gondiães, Cabeceiras de Basto, to 16, April 1994. The University of Évora includes this ancient name among the synonyms of Timon lepidus, the Sardon. It describes it as the largest lizard on the Iberian Peninsula, with dark blue spots on its flanks. The record documents a past occurrence; it does not confirm the current presence or indicates an observation point.

Source and context

J. Teixeira et al. — Nuevos datos sobre la distribución de la herpetofauna en Portugal, Boletín AHE 7 (1996), p. 11; PDF sheet 13
Accessed:

University of Évora — Virtual Museum of Biodiversity, Timon lepidus; MVBIO / Darío Estradiz López
Accessed:

Editorial summary; the date of consultation is not the date of the facts.

Sardan · general ecology, with historical reference to Gondiães

Sun in sight, shelter nearby

For a freckle, an open space is not enough.

Explorar: Sol, água e formas diferentes →
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The form of the University of Évora associates sardão to areas with good sun exposure and refuges: shrubs, stone walls, burrows and other cavities. It also describes the use of agricultural fields and pine clearings. It is the general ecology of the species with a historical record in Gondiães, not an inventory of the animals or shelters that today exist in this parish.

The sardine, Timon lepidus, is also known as the occelated lizard. The description of the University of Évora highlights the blue patches bordered with black on the flanks and the robust head. The total length can reach 80 centimeters, including the tail: it is not 80 centimeters of body only. The tail can exceed twice the body length.

Sun and shelter are two parts of the same habitat. A clearing offers exhibition, but the bushes, cavities and walls introduce refuges into the landscape. This is the combination that the chart describes, not a preference for any ground simply open. The Gondiães register helps connect the species to local natural history; the explanation of the habitat does not transform all the walls of the parish into confirmed presence sites.

Palavras desta história: ver explicações →
Source and context

University of Évora — Virtual Museum of Biodiversity, Timon lepidus; MVBIO / Darío Estradiz López
Accessed:

J. Teixeira et al. — Nuevos datos sobre la distribución de la herpetofauna en Portugal, Boletín AHE 7 (1996), p. 11; PDF sheet 13
Accessed:

Editorial summary; the date of consultation is not the date of the facts.

Serra da Cabreira · regional reference and biology of the species

Bright color, discreet whistle

The gift-fafe is not only known by plumage.

Read here and consult sources

The Pyrrhula pyrrhula male combines pink breast and black twig; the female has more discrete tones. The British Trust for Ornithology describes a soft call, in an isolated whistle, and the consumption of fruit tree shoots in the spring. Vieira municipal portal of Minho includes the gift-fafe among the Cabreira birds. This reference covers the mountains, without confirming an occurrence in a parish or route of this guide.

Reproduction has different stages. In the nesting and nesting data gathered by the BTO, the typical posture has four to five eggs and incubation, ensured by the female, usually lasts 14–16 days. After hatching another phase begins: the development of the cubs until they leave the nest. The published intervals are not a calendar for the Cabreira.

The chart also allows distinguishing a typical value from the observed extremes. A posture outside the most usual number does not automatically belong to another species. To read nature, it is important to know what was measured, in which population and with what variation.

Palavras desta história: ver explicações →
Source and context

British Trust for Ornithology — BirdFacts: Bullfinch, Pyrrhula pyrrhula

Vieira Tourism of Minho — fauna of Serra da Cabreira, regional reference

Accessed: . Editorial summary; the date of consultation is not the date of the facts.

Serra da Cabreira · regional reference and biology of the species

A discreet bird that reveals itself in the corner

In the fig tree, listening can be as interesting as looking.

Explorar: Três pistas para conhecer uma ave →
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Sylvia borin has relatively uniform chestnut plumage and clear lower parts. The British Trust for Ornithology chart highlights the song rich in whistling notes and the connection to dense shrub vegetation and wood edges. Vieira tourist portal of Minho refers to figueira-fellosa for the Cabreira. They are clues to know the species and its habitat, without identifying nests or ensuring sightings in the municipality.

The whole year doesn't happen in the same scenario. BTO describes the winter south of Sara. In the UK, the species is a summer visitor and becomes harder to detect when it stops singing. This helps to perceive an important difference in one observation: hearing less does not necessarily mean that all birds have left. British dates do not serve as the arrival schedule for Cabreira.

In reproduction, the BTO record indicates a typical posture of four to five eggs and incubation shared by the male and female, usually for 10–12 days. After hatching, the cubs still develop in the nest. Compared with the gift-faf, it is possible to find that birds with similar size postures can differently share the care of the eggs.

Palavras desta história: ver explicações →
Source and context

British Trust for Ornithology — BirdFacts: Garden Warbler, Sylvia borin

Vieira Tourism of Minho — fauna of Serra da Cabreira, regional reference

Accessed: . Editorial summary; the date of consultation is not the date of the facts.

Saint Lady · fauna mentioned in 1758

Trouts, scallops and berries in river memory

The names of the fish were also written in local history.

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In the memory of Santa Senhorinha of 1758, the abbot mentions trouts, echelons and bogas in the river he describes. The text combines observation of water and appreciation of fish as food. These common names are a historical clue: they do not accurately identify all species or prove their current presence. The old reference to fishing also does not define today's rules.

Source and context

Municipality — Memória de Santa Senhorinha, 23/05/1758; transcript of José Viriato Chapel (2003)

Accessed: . Editorial summary; the date of consultation is not the date of the facts.

Amphibians · General biology

A skin that also breathes

In amphibians, the skin does more than coat the body.

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The naked and permeable skin of amphibians participates in breathing. The Vasco da Gama Aquarium explains that respiratory changes can also involve gills and lungs, according to the phase of life. This permeability helps to perceive the sensitivity of these animals to changes in the environment. It is general biology to better know the frogs, salamanders and newts presented in this collection.

Body temperature follows the conditions of the environment: they are ectothermal animals. This characteristic is different from the permeability of the skin, although both help to understand the relationship with the place where they live. It is also not enough to protect only water: many species use terrestrial environments in other stages of life.

Palavras desta história: ver explicações →
Source and context

Vasco da Gama Aquarium — Thematic Sheets: Amphibians, 2th cycle, pp. 1–2

Accessed: . Editorial summary; the date of consultation is not the date of the facts.

Amphibians · comparison between groups

The tail gives a clue

Compare an adult frog with an adult salamander.

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The frogs and frogs belong to the anurans: in adulthood they have no tail and the hind legs are developed for the jump. In the urodeles, such as salamanders and tritons, the tail remains in adulthood. The life stage matters in this comparison: a tadpole has a tail. This distinction between groups is not enough to identify a species.

The comparison should begin at the same stage of life. A tadpole and an adult frog are not two different groups; they are forms of development. The comparison between an adult frog and an adult triton allows us to appreciate the difference between anurans and urodels. The Vasco da Gama Aquarium also describes the members of the urodels as fit for gait, in contrast to the developed hind legs of the anurans.

Source and context

Vasco da Gama Aquarium — Thematic Sheets: Amphibians, 2th cycle, pp. 1–2

Accessed: . Editorial summary; the date of consultation is not the date of the facts.

Pollinators · general biology

Small loads on the paws

The pollen can travel in plain sight.

Inclui uma atividade para experimentar →Explorar: Da flor à próxima descoberta →
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In honeybees and bees, pollen can accumulate in a rear-legged area suitable for transport. Other bees use sets of hair on their paws or under their abdomen. The entomologists heard by Gulbenkian explain that during visits to the flowers, part of the grain is on the way. The transport of food to the offspring is thus linked to pollination. It is a general explanation, without identifying an insect observed in the municipality. The color of the load also varies: experts refer to yellow, red or blue pollen, according to the plant of origin.

The scope is this set of hairs that works as a transport brush. The source also refers to groups that carry pollen in one part of the digestive tract and others that use the nests of other bees. Therefore, not all the relationship between a bee and pollen is presented as a visible load on the paws. What you see in a visit to the flower is only part of the story.

Palavras desta história: ver explicações →
Source and context

Calouste Gulbenkian Foundation — explanations of entomologists Renata Santos and Albano Soares, 07/06/2022

Accessed: . Editorial summary; the date of consultation is not the date of the facts.

Badger · general biology

A house under the ground

Badger with gray body and head with light and dark bands, next to the ground.
Badger at the British Wildlife Centre in Newchapel, Surrey, UK, in 2011. Animal in fauna park; not a record of Cabeceiras.
Photography: Peter Trimming · CC BY 2.0
About this photograph

Date given at source: . Source consulted in 2026-11-07. EXIF orientation, proportional resizing and WebP conversion of the current version in Commons; no retouching or additional clipping.

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Badger spends most of his life out of our sight.

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The badger (Meles meles) has mainly nocturnal activity and shelters in extensive underground burrows. The two dark bands on the white head are a striking visual clue; the short legs have strong claws. The Virtual Museum of Biodiversity describes its presence in forests, forests and agricultural landscapes with vegetation. This chart explains the species in mainland Portugal; it does not document an observation in Cabeceiras de Basto. The claws are long and not retractable: they do not collect like those of the cats. The tail is short and clear, another contrast with the fox's long tail. These details help compare descriptions without searching or disturbing burrows.

Source and context

University of Évora — Virtual Museum of Biodiversity: Meles meles

Accessed: . Editorial summary; the date of consultation is not the date of the facts.

Hedgehog · General biology

Winter is not a sleep after

Hedgehog next to a brick wall, with visible thorns and little head exposed.
Goldfish in Kalkar, Germany, in 2025. Illustration of the species; it is not a record of Cabeceiras.
Photography: Pieter Delicaat · CC BY-SA 4.0
About this photograph

Date given at source: . Source consulted in 2026-11-07. EXIF orientation, proportional resizing and WebP conversion of the current version in Commons; no retouching or additional clipping.

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The hedgehog can return to activity when the temperature rises.

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According to FCT NOVA, the hibernation of the hedgehog (Erinaceus europaeus) can be interrupted for warmer periods. This nocturnal and solitary mammal eats, among other foods, insects, worms, snails and fruit. Faced with a threat, he curls up and exposes the thorns. Woods, hedges, meadows and gardens are part of their habitats. This is general biology: the source does not confirm a register in the municipality. The short legs have five fingers and there is a small tail under the thorns. FCT NOVA also mentions the ability to climb and move in the water. These are general characteristics of the species, not proposed to test the capabilities of an animal found.

Source and context

FCT NOVA — FCT VIVA: Erinaceus europaeus

Accessed: . Editorial summary; the date of consultation is not the date of the facts.

Fox · general biology

Between the woods and the countryside

For the fox, a varied landscape offers different environments.

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The red fox (Vulpes vulpes) occupies many habitats, from coast to mountain. The Virtual Museum of Biodiversity highlights the preference for shrubs and woods interspersed with agricultural fields or pastures. The long, hairy tail and pointed snout help recognize its profile.

The distribution described covers mainland Portugal, but does not replace a register located at Cabeceiras de Basto.

The coat can combine brown, red and grey tones; the tail tip can present a whitish spot. The description also mentions that the cubs are brown until approximately six months. Thus, color and age must enter the animal's reading rather than always expect the same appearance.

Source and context

University of Évora — Virtual Museum of Biodiversity: Vulpes vulpes

Accessed: . Editorial summary; the date of consultation is not the date of the facts.

General biology · dragonflies and dragonflies, without confirmed local occurrence

The inn wings give a clue

Dragonflies and dragonflies don't rest the same way.

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The Tagis guide describes dragonflies with two pairs of similar wings, usually closed or slightly open vertically when they land. Dragonflies keep them open horizontally. It is a first observation clue, not a species identification. Dragonflies adults can move away from the watercourses thanks to their flight capacity.

Both groups belong to the Odonata order. The guide highlights the compound eyes, the short antennas and jaws used to capture other animals. Among the prey are flies and mosquitoes: these wings are part of a history of predators, not just colors.

Connection to water also changes with the phase of life. Dragonflies need it to complete the cycle, but adults can hunt in sunny clearings, far from the river where they were born. Seeing an adult on a path does not allow them to locate their breeding point. Compare the position of the wings, behavior and environment without turning an isolated clue into an identification.

Source and context

Tagis — Insects in Order, Odonata, dragonflies, dragonflies and friganiums (pp. 39–43 and 74)

Accessed: . Editorial summary; the date of consultation is not the date of the facts.

General biology · aquatic insects, no local inventory of species

Small shelters underwater

Some larvae use sand and plant remains.

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The larvae of the friganiums, or tricopters, live in the water; many build shelters with sand or vegetable fragments. They integrate the food chains of rivers and streams, serving as food for fish, birds and amphibians. Tagis' guide highlights its usefulness as ecological indicators. Finding a copy, however, does not alone certify the quality of the water.

The underwater shelter is only a part of the story. The adult has hair-covered wings, thin antennas and when he lands, he has wings like a small roof over the body. He may remember a butterfly, but these have scales on the wings. The adult friganiums usually fly at nightfall and live near fresh water masses.

Nor does there exist a single menu for all larvae: according to the group, they can consume algae, plants, organic remains or other invertebrates. They are consumers and, at the same time, food from other animals. A food network better describes these relationships than a row with only one food for each species.

Palavras desta história: ver explicações →
Source and context

Tagis — Insects in Order, Odonata, dragonflies, dragonflies and friganiums (pp. 39–43 and 74)

Accessed: . Editorial summary; the date of consultation is not the date of the facts.

Portuguese fauna · general biology without local registration

A Light Bringing a Message

The glow of fireflies is part of your community life.

Explorar: A noite tem diferentes sinais →
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The light of the fireflies results from a chemical reaction and can serve for communication or defense. Gaia Biological Park explains that in most species of this group, larvae and adults can produce light. In reproduction, the luminous signals help the partners find themselves.

There is also a less visible life behind the glow: in Portugal, larvae feed mainly on snails and slugs. Intense lighting can disturb communication between these insects. This reading presents characteristics of the group and the importance of darkness; it does not confirm species of fireflies, times of abundance or points of observation in Cabeceiras.

Source and context

Gaia Biological Park — firefly and firefly biology

Accessed: . Editorial summary; the date of consultation is not the date of the facts.

Cabeceiras and Serra da Cabreira · documented distribution of the breed

Little horse, mountain pass

Garrano is part of the Northwest's living heritage.

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The DGAV catalogue includes Cabeceiras de Basto in the Garrana breed breeding area and refers to its presence in Serra da Cabreira. It describes brown horses, sometimes dark, with an adult height of less than 1,35 meters to the garrote. Its movements adapt to the mountain paths. Even when created in freedom, Garrano is a domestic horse. The documented distribution links the breed to the territory, without guaranteeing meetings on a rail or identifying a concrete herd.

The race pattern describes a compact body, short and strong limbs, black manes and tail. Fitness is not limited to saddle: it includes cargo transportation, traction and agricultural work. Horses are part of a landscape also worked by people, where walking mode is of practical importance.

The catalogue distinguishes locked step and walking. In the first describes four beats; in the walk, members on the same side raise and land together, producing two beats per past. They are descriptions of movements, not two names for the same movement. Reading this detail helps to understand why the heritage of a race includes more than appearance.

Palavras desta história: ver explicações →
Source and context

DGAV — Garrana, distribution and pattern of race, p.2

Accessed: . Editorial summary; the date of consultation is not the date of the facts.

General biology · flower flies

Looks like a wasp, but it could be a fly.

The flowers receive visitors from many groups.

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Not all bee or wasp-like insects belong to these groups. Flower flies are dipterans and many mimic the appearance of those insects, a resemblance that can drive away predators. Colors alone are not enough to identify the visitor of a flower.

The entomologists Renata Santos and Albano Soares, in the explanations published by Gulbenkian, highlight the pollen and nectar food and the role of these visitors in pollination. The flowers receive insects from various groups: observing who arrives and how to move can open new questions. The source describes general biology, not a species registered in the municipality.

The comparison with the bees must combine appearance and way of life. The outer similarity is related to the defense against predators; the visit to the flowers is related to the food and can contribute to the transport of pollen. They are different relationships in the same animal. Watching only bands of color does not reveal this whole story.

Source and context

Calouste Gulbenkian Foundation — explanations of entomologists Renata Santos and Albano Soares, 07/06/2022

Accessed: . Editorial summary; the date of consultation is not the date of the facts.

General biology · bee shelters

Not all bees are looking for the same house

Knowing the shelters adds another dimension to the flowers.

Inclui uma atividade para experimentar →Explorar: Flores, abrigos e madeira →
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A flower can offer food, but it does not solve all the needs of a bee. Renata Santos and Albano Soares entomologists distinguish carpentine bees, who use dead wood to nest, from bees-miners, who need discovered soil. The diversity of shelters is also part of a garden.

The so-called insect hotels serve only part of the species, namely some that nest in cavities. They are a complement, not a universal home. The proposal is to recognize relationships between flowers, soil and wood; not to search or open nests. These general examples do not confirm local nests.

There is also a temporal dimension: different plants can offer flowers at different times. Researchers recommend diversity of forms and periods of flowering. Thus, when thinking of a garden, it is worth relating three questions: what provides food, where there can be shelter and at what time of year these resources are available.

Source and context

Calouste Gulbenkian Foundation — explanations of entomologists Renata Santos and Albano Soares, 07/06/2022

Accessed: . Editorial summary; the date of consultation is not the date of the facts.

Prayer · animals in the testimony of Alvite of 1758

The Orada was also a land of shepherding

A lot can tell animal stories and work.

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In the memory of Alvite, the parish priest described weak pastures in the Orada, used throughout the year by oxen, beasts, sheep, and goats. He also mentioned rabbits and partridges in the context of hunting. It is a testimony of 1758, not a current inventory of fauna or indication of hunting sites.

Source and context

Municipality — Alvite Parish Memories, 1758; transcription of José Viriato Chapel (2003)

Accessed: . Editorial summary; the date of consultation is not the date of the facts.

Life of the soil · general ecology

Underfoot, a mixed world

The soil also has water and air.

Inclui uma atividade para experimentar →Explorar: Do chão à água, segue as ligações →
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The ground is not a compact block: mineral particles and organic matter share space with water, air and organisms. The rock, climate and living beings participate in the formation of the soil.

Looking only at the surface leaves much life undiscovered. This explanation helps to explore gardens and forests, but does not replace a soil analysis of Cabeceiras.

Life is not distributed equally. FAO describes areas of intense activity near the roots, where plant remains accumulate and on the walls of earthworm galleries. The immediate vicinity of a root has a name: rhizosphere. Thinking about these small areas helps to understand why two portions of nearby land can offer different conditions to organisms.

There are inhabitants that we will hardly see on a walk. Bacteria participate in the transformation of organic matter; some are associated with roots and contribute to nitrogen fixation. Fungi also decompose remains and can establish relationships with plants. Not all do the same work: the soil gathers activities that intersect, from the food to the transformation of materials.

A cover of leaves is not only a finish of the forest. It is a matter that can feed this community. In the interview published by Gulbenkian, researchers recommend keeping part of the dead blanket in green spaces and avoiding often moving the soil in depth. They are general conservation guidelines, not an evaluation or recipe for each land of the municipality.

Palavras desta história: ver explicações →
Source and context

Calouste Gulbenkian Foundation / Wilder — Cristina Cruz, Teresa Dias and Silvana Munzi (FCUL), 26/03/2024

FAO — What is soil biodiversity?

Accessed: . Editorial summary; the date of consultation is not the date of the facts.

Life of the soil · general ecology

Worms also change the landscape

A gallery can put leaves on the road.

Inclui uma atividade para experimentar →Explorar: Uma folha pode seguir vários caminhos →
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Many worms eat plant remains or transport them through the galleries they dig. A fallen leaf can thus continue its course below the surface.

By transforming organic matter and modifying the place where they live, these animals are described as engineers of the ecosystem. It is a general function: it does not identify species present in the municipality.

Not all feed in the same place. FAO synthesis distinguishes earthworms that use debris near the surface and others that feed in deeper layers. Also galleries vary: they can be predominantly vertical or horizontal, lasting or temporary shelters under unfavorable conditions.

The material crosses the digestive tube and returns to the soil in wastes that aggregate particles, organic matter and microorganisms. Thus, the work does not boil down to opening a tunnel: there is transport and transformation. The galleries favor aeration, drainage and penetration of roots. A scale activity of a small animal can change the space available for water, air and other living beings.

These differences explain why we should not imagine all earthworms as copies of the same species. Reading describes general functions and ways of life; it does not allow to count populations or measure the fertility of a land only by the presence of an animal.

Source and context

Calouste Gulbenkian Foundation / Wilder — Cristina Cruz, Teresa Dias and Silvana Munzi (FCUL), 26/03/2024

FAO — Earthworms: food, galleries and soil structure

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Life of the soil · general ecology

There are little animals grazing in the fungi

The collars fit in a world of millimeters.

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Some mites and collars feed on fungi in the soil. This relationship binds small animals to the decomposition of the leaves and to the circulation of nutrients.

Colles are microarthropods, with dimensions of a few millimeters. Many have a bifurcated structure, the furca, which allows to jump and escape predators. The description helps to imagine the hidden life in the soil; it does not identify species present in Cabeceiras.

The scale helps to tell this story. According to FAO, the feeding of mites and collars on bacteria and fungi can affect microbial communities in a small area of the soil. At the same time, larger animals modify the structure where this life develops. The climate, plants and land properties complete the scenario.

Therefore, a feed network under the feet is not an isolated sequence of meals. What an organism eats and the spaces that another transforms can influence itself. Following a fallen leaf to fungi and small animals is a way of entering this net, without assuming that all the hives have exactly the same food.

Palavras desta história: ver explicações →
Source and context

Calouste Gulbenkian Foundation / Wilder — Cristina Cruz, Teresa Dias and Silvana Munzi (FCUL), 26/03/2024

FAO — What is soil biodiversity?

Accessed: . Editorial summary; the date of consultation is not the date of the facts.

Painzela · local register and general biology

Similar name, different kinship

A swallow is not a small swallow.

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Swallows and swallows catch insects in flight, but they belong to different orders. The first are Passeriformes, such as blackbirds and chapins; the second are Apodiformes, such as colibris. The similar name hides distinct kinships.

The shelters also tell stories: the Gulbenkian guide describes mud nests and small herbs of the beiral swallow next to the roofs. Black and pale swallows take advantage of recesses between tiles and chimneys. They are national examples, without locating nests in the municipality.

In Painzela, a photograph of birdlovers records a chimney swallow in 8 August 2025. Hirundo rustica builds bowl-shaped mud nests and captures small insects in flight, according to the University of Évora. The photograph shows a pause on a wire, not the nest or feeding. It is a local link to one of the species of this family, without converting the point into a guaranteed spot of observation.

Source and context

Calouste Gulbenkian Foundation / Wilder — Essential guide for swallows and swallows, 09/05/2024

University of Évora — Hirundo rustica

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Birds · General biology in Portugal

Not all swallows leave

The rock swallow spends the year in Portugal.

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The rock swallow, Ptyoprogne rupestres, remains in Portugal all year round, although moving between regions. Resident does not mean immobile: the calendar of a bird can include travel without an annual trip to Africa.

The guide relates the migration of other swallows and swallows with the availability of the insects they feed on. Seeing a swallow is not enough to conclude that it has just returned. This national explanation does not confirm an observation in Cabeceiras.

Travels also vary among species. The guide describes travel between Europe and Africa and explains that the routes are not all the same. Food links these movements: in cold and rainy seasons, the search for insects takes many of these birds to warmer regions.

Palavras desta história: ver explicações →
Source and context

Calouste Gulbenkian Foundation / Wilder — Essential guide for swallows and swallows, 09/05/2024

Accessed: . Editorial summary; the date of consultation is not the date of the facts.

Cabeceiras de Basto · occurrence referred to in environmental study

A bat also entered the territory documents

An environmental reference adds nightlife to the portrait of Cabeceiras.

Explorar: Do registo às perguntas sobre a espécie →
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The environmental report of the Ribeira de Pena–Vieira do Minho line, filed by the Portuguese Environment Agency, refers to a register of large-tailed bat, Rhinolophus ferrumequinum, in a shelter associated with Cabeceiras de Basto. It is a documentary reference to the occurrence of the species, not a current population count. The information does not allow to assign here a parish or announce a place of observation.

Source and context

Matos, Fonseca & Associados / REN — EIA da Linha Dupla Ribeira de Pena–Vieira do Minho 1/2, relatório síntese, p.169; arquivo APA

Accessed: . Editorial summary; the date of consultation is not the date of the facts.

Bats · general biology without local observation point

Listen to the echo to find the way

The night can be explored through sound.

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In echolocation, bats emit sound pulses and receive echoes that return from objects. This helps them to understand what is ahead and to accompany moving prey. Ricardo Rocha’s explanation for Gulbenkian also recalls that they are not blind: the vision participates in their lives. Researchers use devices to capture sounds that we often cannot hear. It is a general explanation, without identifying species by the observed flight.

An ultrasound detector makes sounds accessible that the human ear does not capture. Bats.pt presents it as an observation tool: listening with equipment adds clues, but this reading does not teach to identify a species from an isolated sound.

Source and context

Calouste Gulbenkian Foundation / Wilder — How do bats hunt at night?, 25/09/2019, with Ricardo Rocha

Bats.pt — As noted, general observation guidelines

Accessed: . Editorial summary; the date of consultation is not the date of the facts.

Bats · general ecological functions

Small hunters with a role in the landscape

Eating insects also connects bats to fields and forests.

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Insectivorous bats connect night to fields and forests. By feeding, they help control insect populations, including species that can affect agriculture and trees. The text of ICNF invites you to know this ecological function beyond the myths associated with bats.

Worldwide, there are other diets and other relationships: bats that consume fruit can contribute to the regeneration of forests; those that feed on pollen participate in pollination. These global examples do not attribute these diets to species registered in Cabeceiras.

Thinking about food is a way of relating the animal to the landscape. What resources do you look for? What other organisms enter this relationship? The ecological role is not limited to the number of individuals we can see. For local history, this explanation follows the reading of the documental register of ferred bat; it does not add a new observation.

Palavras desta história: ver explicações →
Source and context

ICNF — There are bats in the air..., text by Cristina Girão Vieira

Accessed: . Editorial summary; the date of consultation is not the date of the facts.

General ecology · how to study a river

The life of the river also tells a story

It is not enough to look at the transparency of water.

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To study a river, it is interesting to know which organisms live in it and in what abundance. The Portuguese Environment Agency includes benthic invertebrates among the elements used in biological evaluation, together with other groups, such as fish and plants.

The evaluation also considers chemical, physicochemical and hydromorphological aspects. It is necessary to combine observations, sampling and analysis: transparent water or a single animal is not enough to classify a river. This explanation does not attribute a current state to watercourses of Cabeceiras.

Palavras desta história: ver explicações →
Source and context

APA — Rivers and albufeiras: benthic invertebrates and biological evaluation

APA — Environmental State Report: Water status assessment

Accessed: . Editorial summary; the date of consultation is not the date of the facts.

Rio Douro · animals mentioned in 1758

The animals that remained in the memory of the mountains

A list of 1758 mixes encounters, abundances and passages.

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The vicar of Rio Douro names rabbits, hares, partridges, wolves, foxes and badgers when describing the mountains in 1758. Adds mountain pigs of passage and places the partridges only in some parts. These language differences are part of the testimony and deserve to be preserved.

The report describes cold, windy and snowy mountains in winter. It brings animals and landscape closer, but does not present counts, observation methods or a scientific inventory. It does not allow to conclude that all the mentioned species continue in the same places today.

Source and context

Municipality — Parish Memoirs of Rio Douro, António Carneiro da Costa, 22/05/1758

Accessed: . Editorial summary; the date of consultation is not the date of the facts.

Reptiles · general biology, no local occurrence confirmed in this form

A lizard between the sun and the humidity

Two lizards on stone, one in the foreground and the other in the back, with green coloring and dark spots.
Water lizards photographed in Candelario, Salamanca, Spain, in 2013. Illustration of the species; it is not a record of Cabeceiras.
Photography: David Perez (DPC) · CC BY3.0
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Date given at source: . Source consulted in 2026-11-07. EXIF orientation, proportional resize and WebP conversion; no retouching or new clipping of file obtained in Commons.

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Needing heat doesn't mean living away from the water.

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The water lizard, Lacerta schreiberi, is associated with humid environments, vegetation of the shores, walls and silvados. The description published in the magazine Ambienta explains that it uses the heat of the sun in its activity, but shelters in the hottest hours of summer. The proximity of the water and the choice of a place to warm up are part of the same life.

It feeds mainly on invertebrates, including insects and arachnides. The color also varies: in males, the throat can acquire an intense blue at the breeding season. These general characteristics do not confirm the species in an animal seen as passing through. The source consulted does not constitute a record of Cabeceiras.

Age also changes the space sought. The Charcos with Life project distinguishes adults who need refuges between rocks and dense forests of juveniles associated with herbaceous vegetation. A varied margin can offer different shelters instead of functioning as a uniform strip.

Reproduction takes place between spring and mid-summer, according to the same chart. The females lay between six and seventeen eggs, with an incubation usually two to three months. These intervals describe the species, not an accompanying posture in the municipality.

The lizard hunts small invertebrates as well as serves as food for other animals. The source refers, among its predators, birds of prey, gynet and otter. It is another link between the vegetation of the margin, the water and the food network.

Palavras desta história: ver explicações →
Source and context

Khris Valero — Lacerta schreiberi, magazine Ambienta, January 2004, pp. 61–62; archive of the Spanish Ministry MAPA

Charcoals with Life — Water Lizard, habitat and life cycle

Accessed: . Editorial summary; the date of consultation is not the date of the facts.

Reptiles · general biology, no local occurrence confirmed in this form

No paws, but not a snake

Licran of elongated brown body, bent on the ground between leaves and small plants.
Licensing photographed in Wyhl am Kaiserstuhl, Germany, in 2024. Illustration of the species; it is not a record of Cabeceiras.
Photography: Gzen92 · CC BY-SA 4.0
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Date given at source: . Source consulted in 2026-11-07. EXIF orientation, proportional resize and WebP conversion; no retouching or new clipping of file obtained in Commons.

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The silhouette doesn't tell the whole story of the licranço.

Inclui uma atividade para experimentar →Explorar: O corpo e o modo de vida →
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The licraço, Anguis fragilis, is a lizard without paws. The guide of agrarian biodiversity of the Xunta de Galicia describes it in cool and humid places, such as meadows and walls, where it feeds on slugs and insects. The elongated form may remind a small serpent, but this similarity does not determine the group to which it belongs.

This explanation serves to compare forms and ways of life. The guide refers to the Galician agrarian landscape; it does not prove an occurrence in Cabeceiras or allows to identify an animal only by an unclear photograph.

There is more to observe than the absence of paws. The Wildlife Trusts highlights the movable eyelids, which allow the licranço to blink, and the ability to loosen the tail. The female keeps the eggs inside the body until the birth of the cubs. They are general characteristics of Anguis fragilis, without a local record associated with this reading.

The pace also changes throughout the year. The organization describes a state of winter dormancy, called mist. The timing presented by the source concerns the UK: it is not transferred to Cabeceiras. To know the species, it is appropriate to distinguish the shape of the body, behavior and geographical context of the information.

Palavras desta história: ver explicações →
Source and context

Xunta de Galicia — Guía for the conservation of biodiversity in Galicia, Anguis fragilis, p. 54

The Wildlife Trusts — Slow worm (Anguis fragilis), general biology; British context

Accessed: . Editorial summary; the date of consultation is not the date of the facts.

Reptiles · general biology, no local occurrence confirmed in this form

A snake can have more than one drawing

Snake with the body wavy to the surface of the water, between blue reflexes and small ripples.
Viperine water snake swimming in Extremadura, Spain, in 2022. Illustration of the species; not a record of Cabeceiras.
Photography: Charles J. Sharp · CC BY-SA 4.0
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Date given at source: . Source consulted in 2026-11-07. EXIF orientation, proportional resize and WebP conversion; no retouching or new clipping of file obtained in Commons.

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In viperine water snake, the back pattern is not always the same.

Inclui uma atividade para experimentar →Explorar: O mesmo ambiente, modos de vida diferentes →
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Natrix maura may present a zigzag stripe, but also a pattern of two clear longitudinal lines. The Spanish biodiversity inventory still describes variation in body tones. A single design does not summarize all individuals of the species.

The chart of the Northern Coastal Natural Park explains the connection to rivers, ponds, streams and other aquatic environments, without excluding displacements on land. It is a general context about the species: it is not an observation in Cabeceiras. Reading compares variation and habitat; it is not a key to identifying snakes found in the field.

The Charcos com Vida project describes a feed mainly in water: invertebrates, larvae and adults of amphibians and small fish enter the menu. The aquatic environment is, thus, a feeding space, besides displacement. The same snake can be preyed on birds and mammals; taking the place of predator does not remove it from the food network.

It is usually daytime, but in summer it can maintain activity at dusk or during the night. Behavior also changes before a threat: the record refers to the expansion of the head and other defensive signs that contribute to the similarity with a viper and to the common name. This explanation of the name does not allow to decide the species or safety of a meeting by the shape of the head.

Palavras desta história: ver explicações →
Source and context

Inventory Español del Patrimonio Natural y la Biodiversidad — Natrix maura, description of the species

Co-management of the Northern Coastal Natural Park — Reptiles and amphibians, record of the viperine water snake

Lived Chargings — Viperine Water Cobra, Feeding and Behaviour

Accessed: . Editorial summary; the date of consultation is not the date of the facts.

Bats · biology and general observation without shelter location

A different house throughout the year

For a bat, shelter and station are connected.

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The needs of bats change throughout the year. The ICNB guide explains that many species use different shelters: the resting place does not always have to be the same. In breeding colonies, females and cubs gather during a phase that ends with the independence of young people.

Hibernation responds to another challenge: saving energy in winter. Body temperature and organism activity decrease. They are general explanations of biology, not a schedule of shelter occupation in Cabeceiras or a description of all species.

To observe, Bats.pt suggests the evening, while there is still some light, and recommends avoiding directing lights to animals. We can watch the flight from a safe public space, without entering shelters or trying to touch bats.

Palavras desta história: ver explicações →
Source and context

ICNB / Luisa Rodrigues — I have bats at home, what should I do? (2008), pp. 3 and18; archive ICNF

Bats.pt — As noted, general observation guidelines

Accessed: . Editorial summary; the date of consultation is not the date of the facts.

Cavez · 2016–2017 registration and general biology

A fish with a net of scales

On the northern scale, the dark margins of the scales draw a pattern.

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The record of Arouca Geopark describes Squalius carolitertii with elongated body, large and rounded head and scales of darker margins, which create a cross-linked appearance. It presents it as an Iberian endemism: its natural distribution belongs to the Iberian Peninsula, not only to Cabeceiras.

The description refers to mountain and plain rivers, remembering that a species can occupy different contexts along the river network. They are general characteristics, useful to know the fish; they are not enough to identify a specimen from a distance.

The local link comes from another source: the Northern scale is included in the Cavez sampling of 2016–2017. The report documents this survey without establishing current presence or abundance.

Geopark’s chart points to a maximum length of 25 cm and a breeding season between April and June. In the description of the fins, the dorsal has a straight profile and the anal, convex profile. These are details for comparison in an appropriate illustration or photograph, not dimensions or dates measured in the Cavez campaign. The fusiform body — wider in the central area and tapered at the ends — completes this small reading of the shape.

Palavras desta história: ver explicações →
Source and context

Arouca Geopark — Northern scale, Squalius carolitertii: description and biology
Accessed:

Biosphere / Iberdrola, APA file — Monitoring of ichthyofauna 2016–2017, February 2018; pp. 5, 35 and 40, station record 22 on p. 175 PDF
Accessed:

Editorial summary; the date of consultation is not the date of the facts.

Cavez · 2016–2017 registration and general biology

A small fish, many small prey

The gobium links the life of the river to the invertebrates.

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The Gaia Biological Park describes Gobio lozanoi as a freshwater river fish that feeds on small invertebrates and usually measures about 12 centimeters. It is a usual dimension indicated in this chart, not the size of all individuals nor a measure collected in Cabeceiras.

In the survey of Cavez of 2016–2017, the gobium is among the six registered species. Adding this evidence to the description of the feed helps to ask a question about the river: which small animals support the fish? The record does not identify the prey consumed at that point or prove a relationship with each insect presented on this site.

Source and context

Gaia Biological Park — Gobio, Gobio lozanoi: habitat, food and size
Accessed:

Biosphere / Iberdrola, APA file — Monitoring of ichthyofauna 2016–2017, February 2018; pp. 5, 35 and 40, station record 22 on p. 175 PDF
Accessed:

Editorial summary; the date of consultation is not the date of the facts.

Birds · General biology in Portugal

An acrobat between the leaves

The blue chapim seeks food even upside down.

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The barrette and the blue wings, the white faces and the dark line next to the eyes help to recognize Cyanistes caeruleus. The yellow breast completes the contrast. But it is worth looking at the movement: the University of Évora describes this small bird jumping through the branches and hanging upside down while feeding.

The foliage works as a search zone for insects and spiders. In autumn and winter, fruits and seeds can also enter the diet. The food does not fit in an equal list for all seasons: changes what the bird enjoys in the landscape.

The chapim-blue is resident and is distributed across the continental territory. Gulbenkian's chart describes varied wooded environments, from the woods to the galleries near the rivers, orchards, hedges and gardens. A garden and a wooded margin can offer different contexts to know this bird. These sources explain the species in Portugal; they do not document a meeting in a parish of Cabeceiras.

Palavras desta história: ver explicações →
Source and context

University of Évora — Biodiversity of Mitra: Cyanistes caeruleus

Calouste Gulbenkian Foundation / João E. Rabaça — Blue Chapim

Accessed: . Editorial summary; the date of consultation is not the date of the facts.

Bucos · local register and general biology

A red breast, a menu that changes

In winter, the fruits also enter the feed of the pisco.

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Erithacus rubecula should be part of the scientific name to the stain of the chest: rubecula evokes the reddish color. João E. Rabaça's description for Gulbenkian presents a frequent bird in wooded areas of Portugal, including parks and gardens, especially in winter. It is a good starting point to look at a family bird with another curiosity: what do you look for to eat?

During most of the year, food is essentially insectivorous. In winter, fruits and berries gain weight in the diet. The change connects the bird to plants and seasons: knowing an animal also goes through discovering the food that the landscape offers throughout the year.

Resident and migrant are not always opposite labels for an entire species. In the British example described by the BTO, resident piscos coexist in winter with visitors from northern and eastern Europe. This example helps to understand different movements within the same species; it does not identify the origin of a pisco observed in Cabeceiras.

There is a documented meeting in the municipality: Pedro Mendes published a pisco observation of 3 October 2021. The public point is in Bucos at the intersection with CAOP2025 and community identification had a degree of investigation in the consultation of 7 November 2026. The registration confirms this meeting; it does not identify the migratory origin of the bird. The photograph preserves all rights reserved and can be consulted at the source.

Palavras desta história: ver explicações →
Source and context

Calouste Gulbenkian Foundation / João E. Rabaça — Red-necked pisco

British Trust for Ornithology — BirdFacts: Robin, Erithacus rubecula

iNaturalist — pisco observed by Pedro Mendes in03/10/2021, Bucos; photograph with all rights reserved

Accessed: . Editorial summary; the date of consultation is not the date of the facts.

Refojos de Basto · local register and general biology

A rapture with a varied menu

The common-buthium seeks food in the landscape sky and also on the ground.

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The photograph of ecovore shows Buteo buteo landed among branches, in a record of 1 July 2025. The published point, crossed with CAOP2025, is located in the parish of Refojos de Basto. The image allows to observe the inn bird; it does not show a hunt.

Also called eagle-d’asa-round, this prey may show marked differences in the amount of white and brown plumage. The University of Évora describes a species resident in mainland Portugal, with reinforcement of winter birds from northern Europe. Color alone does not solve all identifications.

The BTO describes a feed that takes advantage of available prey: rabbits and small mammals, but also birds, amphibians, large insects and earthworms. The search for food can take you to the ground. Compared with the hunting tartaranion helps you realize that two prey can share some food without having the same way of life.

Source and context

University of Évora — Buteo buteo: plumage and distribution

British Trust for Ornithology — BirdFacts: Buzzard

Accessed: . Editorial summary; the date of consultation is not the date of the facts.

Cavez · local register and general biology

A long tail by the water

The grey alveola leads to curiosity to the shore.

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In the photograph of David Matos, the bird is located next to the water and a rocky surface. The record of 12 August 2024 is located in Cavez, at the intersection of the public point with CAOP2025, and is identified as Motacilla cinerea. The long tail and yellow at the bottom are visible details in this image.

The BTO describes a species mainly linked to rapid watercourses, which also uses slower rivers and shores of lakes and ponds, looking for aquatic insects. The environment is more than a scenario: it can offer food. The local photograph does not show a capture, so it does not allow to say what this bird ate at that meeting.

Compare the watermelon: two birds linked to watercourses may have very different ways of looking for food.

Source and context

British Trust for Ornithology — Grey Wagtail

Accessed: . Editorial summary; the date of consultation is not the date of the facts.

Abadim · local register and general biology

The wings give a clue to the finch

Males and females have different colors, but share marks on their wings.

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The common finch, Fringilla coelebs, appears in a record of naturpel of 6 February 2022, located in Abadim by crossing the public point with CAOP2025. The image allows you to look for the contrast of the clear marks on the wings and tones of the chest, although the movement reduces the sharpness.

Birds of Portugal describe the males with bluish barrette and chest and reddish faces. The females have more discrete shades, brown and gray, but retain a contrasting pattern on the wings. The beak is conical and robust. Compare various features is more useful than looking for a single color.

The species is resident in Portugal and receives winter birds in autumn. At that time there may be more individuals, but behave more discreetly than in spring. This general description does not allow determining whether the bird photographed in February was born in the region or arrived from another territory.

Source and context

Birds of Portugal — Common finch

Accessed: . Editorial summary; the date of consultation is not the date of the facts.

Cavez · local register and general biology

A shell, lots of drawings

Not all snails of the same species wear the same pattern.

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João Lima photographed this snail in 15 May 2024. The record is identified as Cepaea nemoralis and the published point is in Cavez, at the intersection with the limits CAOP2025. In the image, the dark bands accompany the turns of the shell between wet leaves.

The Carnegie Museum of Natural History describes a shell that can have bands of different widths or not present bands. The edge of the opening is usually brown, but not always. The species can also be confused with Cepaea hortensis. Color, drawing and shape need to be seen together; a photograph that hides the opening leaves part of the clues out of sight.

Try to follow the spiral with your eyes.

Source and context

Carnegie Museum of Natural History — Cepaea nemoralis

Accessed: . Editorial summary; the date of consultation is not the date of the facts.

Arco de Baúlhe e Vila Nune · local register and general biology

A leopard-shaped slug

The discreet animals also deserve to enter the portrait of the municipality.

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The photograph of Mauro shows a slug with dark spots and tentacles extended over stone. The record of 17 September 2021 is identified as Limax maximus. The crossing of the published point with CAOP2025 is located in Arco de Baúlhe e Vila Nune.

The Royal Horticultural Society includes this species in its comparison of large slugs with patterns, marking night behavior. Local photography records a meeting; it does not allow for predicting when it will appear again in the same place. Body design offers a good question to begin with: where do you see separate spots and where do they appear to form lines?

Next to the photograph of the snail of Cavez, there are two different ways to know the terrestrial molluscs: the spiral of a shell and the pattern of an elongated body.

Source and context

Royal Horticultural Society — slug research and comparison with Limax maximus

Accessed: . Editorial summary; the date of consultation is not the date of the facts.

Big-ferradure bat · biology described in British source

Hunting can also get stopped

A landing could be part of a bat's strategy.

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Not all food demand requires continuous flight. The Bat Conservation Trust describes the large ferrature bat from a habitual landing to catch passing insects. Larger prey can be taken to a feeding landing. The same record refers to capture in flight and occasionally on the ground.

Among the insects consumed, it lists beetles, nocturnal butterflies, tipules and tricopters. The latter group connects history to insects whose larvae can build shelters in the water: the adult form participates in other eating relationships.

The source describes the species in the British context. In Cabeceiras there is a documentary reference to Rhinolophus ferrumequinum, presented in another reading; this does not show that these behaviors have been observed here. The comparison helps to separate two questions: where was the animal mentioned and how can it live?

Source and context

Bat Conservation Trust — Greater horseshoe bat, behavior and feeding

Accessed: . Editorial summary; the date of consultation is not the date of the facts.

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