zarro-de-baer vs negrelho

Aythya baeri compared with Aythya marila

Key Differences

• zarro-de-baer is Critically Endangered while negrelho is Vulnerable.

Taxonomic Classification

Rank	zarro-de-baer	negrelho
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class same	Aves (ave)	Aves (ave)
Order same	Anseriformes (Anseriformes)	Anseriformes (Anseriformes)
Family same	Anatidae	Anatidae
Genus same	Aythya	Aythya
Species	Aythya baeri	Aythya marila

Evolutionary Relationship

zarro-de-baer and negrelho share a common ancestor at the Genus level: Aythya.

Conservation Status

zarro-de-baer

CR — Critically Endangered

negrelho

VU — Vulnerable

Physical Characteristics

Attribute	zarro-de-baer	negrelho
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

zarro-de-baer

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, temperate broadleaf and mixed forests, and temperate coniferous forests, among 4 distinct biome types spanning the Indomalayan and Palearctic realms. Populations are also found in montane and highland environments at higher elevations.

Range

Found across Asia (Taiwan) and Europe (5 countries). Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

negrelho

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Distributed across Belgium, Denmark, Norway, Sweden, and United States. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

zarro-de-baer

The Baer's Pochard (Aythya baeri) is a species in the genus Aythya. It is currently classified as Critically Endangered on the IUCN Red List. Found across multiple habitat types including tropical and subtropical moist broadleaf forests, temperate broadleaf and mixed forests, and temperate coniferous forests, among 4 distinct biome types spanning the Indomalayan and Palearctic re.

negrelho

O zarro-bastardo (Aythya marila) está classificado como Vulnerável (VU) na Lista Vermelha da UICN. Enfrenta alto risco de ameaça na natureza, com populações em declínio e pressão crescente sobre seu habitat.

Shared Countries

Both species can be found in 2 countries:

🇧🇪 Belgium 🇳🇴 Norway