Irrawaddy dolphin vs Javan Pipistrelle

Orcaella brevirostris compared with Pipistrellus javanicus

Key Differences

• Irrawaddy dolphin is Endangered while Javan Pipistrelle is Least Concern.

Taxonomic Classification

Rank	Irrawaddy dolphin	Javan Pipistrelle
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class same	Mammalia (哺乳類)	Mammalia (哺乳類)
Order	Cetacea (Whales & Dolphins)	Chiroptera (翼手目)
Family	Delphinidae (Oceanic Dolphins)	Vespertilionidae
Genus	Orcaella	Pipistrellus
Species	Orcaella brevirostris	Pipistrellus javanicus

Evolutionary Relationship

Irrawaddy dolphin and Javan Pipistrelle share a common ancestor at the Class level: Mammalia. (哺乳類)

Conservation Status

Irrawaddy dolphin

EN — Endangered

Javan Pipistrelle

LC — Least Concern

Physical Characteristics

Attribute	Irrawaddy dolphin	Javan Pipistrelle
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Irrawaddy dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Javan Pipistrelle

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.