Indian Ocean humpback dolphin vs Olive Pearl

Sousa plumbea compared with Udea olivalis

Key Differences

• Indian Ocean humpback dolphin is Endangered while Olive Pearl is Near Threatened.

Taxonomic Classification

Rank	Indian Ocean humpback dolphin	Olive Pearl
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Cetacea (Whales & Dolphins)	Lepidoptera (Butterflies & Moths)
Family	Delphinidae (Oceanic Dolphins)	Crambidae
Genus	Sousa	Udea
Species	Sousa plumbea	Udea olivalis

Evolutionary Relationship

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

Conservation Status

Indian Ocean humpback dolphin

EN — Endangered

Olive Pearl

NT — Near Threatened

Physical Characteristics

Attribute	Indian Ocean humpback dolphin	Olive Pearl
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.

Olive Pearl

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.