Irrawaddy dolphin vs Sumatran surili

Orcaella brevirostris compared with Presbytis melalophos

Taxonomic Classification

Rank	Irrawaddy dolphin	Sumatran surili
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Cetacea (Whales & Dolphins)	Primates (Primates)
Family	Delphinidae (Oceanic Dolphins)	Cercopithecidae (Old World Monkeys)
Genus	Orcaella	Presbytis
Species	Orcaella brevirostris	Presbytis melalophos

Evolutionary Relationship

Irrawaddy dolphin and Sumatran surili share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Irrawaddy dolphin

EN — Endangered

Sumatran surili

EN — Endangered

Physical Characteristics

Attribute	Irrawaddy dolphin	Sumatran surili
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Irrawaddy dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Sumatran surili

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.