Indian Ocean humpback dolphin vs lesser grison

Sousa plumbea compared with Galictis cuja

Key Differences

• Indian Ocean humpback dolphin is Endangered while lesser grison is Least Concern.

Taxonomic Classification

Rank	Indian Ocean humpback dolphin	lesser grison
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Cetacea (Whales & Dolphins)	Carnivora (Carnivorans)
Family	Delphinidae (Oceanic Dolphins)	Mustelidae (Weasels & Otters)
Genus	Sousa	Galictis
Species	Sousa plumbea	Galictis cuja

Evolutionary Relationship

Indian Ocean humpback dolphin and lesser grison share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Indian Ocean humpback dolphin

EN — Endangered

lesser grison

LC — Least Concern

Physical Characteristics

Attribute	Indian Ocean humpback dolphin	lesser grison
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.

lesser grison

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.