Irrawaddy dolphin vs Northern Smooth-Tailed Treeshrew

Orcaella brevirostris compared with Dendrogale murina

Key Differences

• Irrawaddy dolphin is Endangered while Northern Smooth-Tailed Treeshrew is Least Concern.

Taxonomic Classification

Rank	Irrawaddy dolphin	Northern Smooth-Tailed Treeshrew
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Cetacea (Whales & Dolphins)	Scandentia (Scandentia)
Family	Delphinidae (Oceanic Dolphins)	Tupaiidae
Genus	Orcaella	Dendrogale
Species	Orcaella brevirostris	Dendrogale murina

Evolutionary Relationship

Irrawaddy dolphin and Northern Smooth-Tailed Treeshrew share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Irrawaddy dolphin

EN — Endangered

Northern Smooth-Tailed Treeshrew

LC — Least Concern

Physical Characteristics

Attribute	Irrawaddy dolphin	Northern Smooth-Tailed Treeshrew
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Irrawaddy dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Northern Smooth-Tailed Treeshrew

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.