Indian Ocean humpback dolphin vs robust shell

Sousa plumbea compared with Littoraria undulata

Key Differences

• Indian Ocean humpback dolphin is Endangered while robust shell is Least Concern.

Taxonomic Classification

Rank	Indian Ocean humpback dolphin	robust shell
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Mammalia (Mammals)	Gastropoda (Gastropoda)
Order	Cetacea (Whales & Dolphins)	Littorinimorpha (Littorinimorpha)
Family	Delphinidae (Oceanic Dolphins)	Littorinidae
Genus	Sousa	Littoraria
Species	Sousa plumbea	Littoraria undulata

Evolutionary Relationship

Indian Ocean humpback dolphin and robust shell share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Indian Ocean humpback dolphin

EN — Endangered

robust shell

LC — Least Concern

Physical Characteristics

Attribute	Indian Ocean humpback dolphin	robust shell
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.

robust shell

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

Range

Found in Taiwan.