Heaviside-Delfin vs Rotkopfente

Cephalorhynchus heavisidii compared with Aythya americana

Key Differences

• Heaviside-Delfin is Near Threatened while Rotkopfente is Not Evaluated.

Taxonomic Classification

Rank	Heaviside-Delfin	Rotkopfente
Kingdom same	Animalia (Tier)	Animalia (Tier)
Phylum same	Chordata (Chordatiere)	Chordata (Chordatiere)
Class	Mammalia (Säugetiere)	Aves (Vögel)
Order	Cetacea (Whales & Dolphins)	Anseriformes (Gänsevögel)
Family	Delphinidae (Oceanic Dolphins)	Anatidae
Genus	Cephalorhynchus	Aythya
Species	Cephalorhynchus heavisidii	Aythya americana

Evolutionary Relationship

Heaviside-Delfin and Rotkopfente share a common ancestor at the Phylum level: Chordata. (Chordatiere)

Conservation Status

Heaviside-Delfin

NT — Near Threatened

Rotkopfente

NE — Not Evaluated

Physical Characteristics

Attribute	Heaviside-Delfin	Rotkopfente
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Heaviside-Delfin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Rotkopfente

Habitat

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

Range

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

Rotkopfente

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.