Irrawaddy dolphin vs Noctule

Orcaella brevirostris compared with Nyctalus noctula

Key Differences

• Irrawaddy dolphin is Endangered while Noctule is Vulnerable.

Taxonomic Classification

Rank	Irrawaddy dolphin	Noctule
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	Nyctalus
Species	Orcaella brevirostris	Nyctalus noctula

Evolutionary Relationship

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

Conservation Status

Irrawaddy dolphin

EN — Endangered

Noctule

VU — Vulnerable

Physical Characteristics

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

Habitat & Geographic Range

Irrawaddy dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Noctule

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found across Europe (6 countries). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Noctule

Noctule(Nyctalus noctula、オオコウモリ)は、IUCNレッドリストで危急(VU)に分類されている。野生での絶滅危機が高く、個体群が減少し生息地への圧力が増大している。