zarro vs caturro

Aythya ferina compared with Aythya collaris

Key Differences

• zarro is Near Threatened while caturro is Least Concern.

Taxonomic Classification

Rank	zarro	caturro
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 ferina	Aythya collaris

Evolutionary Relationship

zarro and caturro share a common ancestor at the Genus level: Aythya.

Conservation Status

zarro

NT — Near Threatened

caturro

LC — Least Concern

Physical Characteristics

Attribute	zarro	caturro
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

zarro

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (8 countries), and North America (United States). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

caturro

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (5 countries), North America (United States), and South America (Colombia, Ecuador, Venezuela).

zarro

O pato-mergulhão-comum (Aythya ferina) está classificado como Quase Ameaçado (NT) na Lista Vermelha da IUCN. Próximo de se qualificar como ameaçado, com populações que podem se tornar vulneráveis sem ações de conservação.

caturro

O mergulhao-de-pescocinho (Aythya collaris) esta classificado como Pouco Preocupante (LC) na Lista Vermelha da UICN. Amplamente distribuido e abundante em sua area de ocorrencia, com populacoes estaveis e sem preocupacoes de conservacao imediatas.

Shared Countries

Both species can be found in 6 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden 🇹🇼 Taiwan 🇺🇸 United States