Rundkopfdelphin vs Rotkopfente

Grampus griseus compared with Aythya americana

Key Differences

• Rundkopfdelphin is Least Concern while Rotkopfente is Not Evaluated.

Taxonomic Classification

Rank	Rundkopfdelphin	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	Grampus	Aythya
Species	Grampus griseus	Aythya americana

Evolutionary Relationship

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

Conservation Status

Rundkopfdelphin

LC — Least Concern

Rotkopfente

NE — Not Evaluated

Physical Characteristics

Attribute	Rundkopfdelphin	Rotkopfente
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Rundkopfdelphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

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

Rotkopfente

Habitat

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

Range

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

Rundkopfdelphin

The Calderon Gris (Grampus griseus) is a species in the genus Grampus. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

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.

Shared Countries

Both species can be found in 2 countries:

🇳🇴 Norway 🇸🇪 Sweden