Irrawaddy dolphin vs Serotine

Orcaella brevirostris compared with Eptesicus serotinus

Key Differences

• Irrawaddy dolphin is Endangered while Serotine is Vulnerable.

Taxonomic Classification

Rank	Irrawaddy dolphin	Serotine
Kingdom same	Animalia (động vật)	Animalia (động vật)
Phylum same	Chordata (động vật có dây sống)	Chordata (động vật có dây sống)
Class same	Mammalia (lớp Thú)	Mammalia (lớp Thú)
Order	Cetacea (Whales & Dolphins)	Chiroptera (bộ Dơi)
Family	Delphinidae (Oceanic Dolphins)	Vespertilionidae
Genus	Orcaella	Eptesicus
Species	Orcaella brevirostris	Eptesicus serotinus

Evolutionary Relationship

Irrawaddy dolphin and Serotine share a common ancestor at the Class level: Mammalia. (lớp Thú)

Conservation Status

Irrawaddy dolphin

EN — Endangered

Serotine

VU — Vulnerable

Physical Characteristics

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

Habitat & Geographic Range

Irrawaddy dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Serotine

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found across Europe (7 countries). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Serotine

Serotine (Eptesicus serotinus) is classified as Vulnerable (VU) on the IUCN Red List. Facing a high risk of endangerment in the wild, with declining populations and increasing habitat pressure.