Irrawaddy dolphin vs Американский красноголовый нырок

Orcaella brevirostris compared with Aythya americana

Key Differences

• Irrawaddy dolphin is Endangered while Американский красноголовый нырок is Not Evaluated.

Taxonomic Classification

Rank	Irrawaddy dolphin	Американский красноголовый нырок
Kingdom same	Animalia (животные)	Animalia (животные)
Phylum same	Chordata (хордовые)	Chordata (хордовые)
Class	Mammalia (млекопитающие)	Aves (птицы)
Order	Cetacea (Whales & Dolphins)	Anseriformes (гусеобразные)
Family	Delphinidae (Oceanic Dolphins)	Anatidae
Genus	Orcaella	Aythya
Species	Orcaella brevirostris	Aythya americana

Evolutionary Relationship

Irrawaddy dolphin and Американский красноголовый нырок share a common ancestor at the Phylum level: Chordata. (хордовые)

Conservation Status

Irrawaddy dolphin

EN — Endangered

Американский красноголовый нырок

NE — Not Evaluated

Physical Characteristics

Attribute	Irrawaddy dolphin	Американский красноголовый нырок
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Irrawaddy dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Американский красноголовый нырок

Habitat

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

Range

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

Американский красноголовый нырок

Redhead (Aythya 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.