Irrawaddy dolphin vs Lesser devilray

Orcaella brevirostris compared with Mobula kuhlii

Taxonomic Classification

Rank	Irrawaddy dolphin	Lesser devilray
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class	Mammalia (哺乳類)	Elasmobranchii
Order	Cetacea (Whales & Dolphins)	Myliobatiformes (トビエイ目)
Family	Delphinidae (Oceanic Dolphins)	Myliobatidae
Genus	Orcaella	Mobula
Species	Orcaella brevirostris	Mobula kuhlii

Evolutionary Relationship

Irrawaddy dolphin and Lesser devilray share a common ancestor at the Phylum level: Chordata. (脊索動物)

Conservation Status

Irrawaddy dolphin

EN — Endangered

Lesser devilray

EN — Endangered

Physical Characteristics

Attribute	Irrawaddy dolphin	Lesser devilray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Irrawaddy dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Lesser devilray