Hector s Dolphin vs Американский красноголовый нырок

Cephalorhynchus hectori compared with Aythya americana

Key Differences

• Hector s Dolphin is Endangered while Американский красноголовый нырок is Not Evaluated.

Taxonomic Classification

Rank	Hector s 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	Cephalorhynchus	Aythya
Species	Cephalorhynchus hectori	Aythya americana

Evolutionary Relationship

Hector s Dolphin and Американский красноголовый нырок share a common ancestor at the Phylum level: Chordata. (хордовые)

Conservation Status

Hector s Dolphin

EN — Endangered

Американский красноголовый нырок

NE — Not Evaluated

Physical Characteristics

Attribute	Hector s Dolphin	Американский красноголовый нырок
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Hector s 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.