American Wigeon vs Formosan Serow

Mareca americana compared with Capricornis swinhoei

Key Differences

• American Wigeon is Not Evaluated while Formosan Serow is Least Concern.

Taxonomic Classification

Rank	American Wigeon	Formosan Serow
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Anseriformes (Anseriformes)	Artiodactyla (Even-toed Ungulates)
Family	Anatidae	Bovidae (Bovids)
Genus	Mareca	Capricornis
Species	Mareca americana	Capricornis swinhoei

Evolutionary Relationship

American Wigeon and Formosan Serow share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

American Wigeon

NE — Not Evaluated

Formosan Serow

LC — Least Concern

Physical Characteristics

Attribute	American Wigeon	Formosan Serow
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

American Wigeon

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), North America (United States), and South America (Colombia, Venezuela).

Formosan Serow

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Taiwan.

American Wigeon

American Wigeon (Mareca americana) is classified as Not Evaluated (NE) on the IUCN Red List. Not yet evaluated against IUCN Red List criteria. Conservation status remains to be determined.

Shared Countries

Both species can be found in 1 countries:

🇹🇼 Taiwan