Irrawaddy dolphin vs Little Black Serotine

Orcaella brevirostris compared with Eptesicus andinus

Key Differences

• Irrawaddy dolphin is Endangered while Little Black Serotine is Least Concern.

Taxonomic Classification

Rank	Irrawaddy dolphin	Little Black Serotine
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Cetacea (Whales & Dolphins)	Chiroptera (Bats)
Family	Delphinidae (Oceanic Dolphins)	Vespertilionidae
Genus	Orcaella	Eptesicus
Species	Orcaella brevirostris	Eptesicus andinus

Evolutionary Relationship

Irrawaddy dolphin and Little Black Serotine share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Irrawaddy dolphin

EN — Endangered

Little Black Serotine

LC — Least Concern

Physical Characteristics

Attribute	Irrawaddy dolphin	Little Black Serotine
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Irrawaddy dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Little Black Serotine

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, and Venezuela.