Indian Ocean humpback dolphin vs Ruff

Sousa plumbea compared with Calidris pugnax

Key Differences

• Indian Ocean humpback dolphin is Endangered while Ruff is Least Concern.

Taxonomic Classification

Rank	Indian Ocean humpback dolphin	Ruff
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Cetacea (Whales & Dolphins)	Charadriiformes (Charadriiformes)
Family	Delphinidae (Oceanic Dolphins)	Scolopacidae
Genus	Sousa	Calidris
Species	Sousa plumbea	Calidris pugnax

Evolutionary Relationship

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

Conservation Status

Indian Ocean humpback dolphin

EN — Endangered

Ruff

LC — Least Concern

Physical Characteristics

Attribute	Indian Ocean humpback dolphin	Ruff
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.

Ruff

Habitat

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

Range

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

Ruff

Ruff (Calidris pugnax) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.