Indian Ocean humpback dolphin vs Redhead

Sousa plumbea compared with Aythya americana

Key Differences

• Indian Ocean humpback dolphin is Endangered while Redhead is Not Evaluated.

Taxonomic Classification

Rank	Indian Ocean humpback dolphin	Redhead
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Cetacea (Whales & Dolphins)	Anseriformes (Anseriformes)
Family	Delphinidae (Oceanic Dolphins)	Anatidae
Genus	Sousa	Aythya
Species	Sousa plumbea	Aythya americana

Evolutionary Relationship

Indian Ocean humpback dolphin and Redhead share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Indian Ocean humpback dolphin

EN — Endangered

Redhead

NE — Not Evaluated

Physical Characteristics

Attribute	Indian Ocean humpback dolphin	Redhead
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Indian Ocean humpback dolphin

Habitat

Inhabits temperate broadleaf and mixed forests and Mediterranean forests and woodlands within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found in Greece. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Redhead

Habitat

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

Range

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

Redhead

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.