馬達加斯加潛鴨 vs 美洲潛鴨

Aythya innotata compared with Aythya americana

Key Differences

• 馬達加斯加潛鴨 is Critically Endangered while 美洲潛鴨 is Not Evaluated.

Taxonomic Classification

Rank	馬達加斯加潛鴨	美洲潛鴨
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum same	Chordata (脊索动物门)	Chordata (脊索动物门)
Class same	Aves (鳥綱)	Aves (鳥綱)
Order same	Anseriformes (雁形目)	Anseriformes (雁形目)
Family same	Anatidae	Anatidae
Genus same	Aythya	Aythya
Species	Aythya innotata	Aythya americana

Evolutionary Relationship

馬達加斯加潛鴨 and 美洲潛鴨 share a common ancestor at the Genus level: Aythya.

Conservation Status

馬達加斯加潛鴨

CR — Critically Endangered

美洲潛鴨

NE — Not Evaluated

Physical Characteristics

Attribute	馬達加斯加潛鴨	美洲潛鴨
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

馬達加斯加潛鴨

Habitat

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

Range

Found in Norway. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

美洲潛鴨

Habitat

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

Range

Found across Europe (7 countries) and North America (United States).

美洲潛鴨

赤头潜鸭（Aythya americana）在IUCN红色名录中被列为未评估（NE）。尚未依据IUCN红色名录标准进行评估，保育状况有待确定。

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway