Amazon River Dolphin vs Noctule

Inia geoffrensis compared with Nyctalus noctula

Key Differences

• Amazon River Dolphin is Data Deficient while Noctule is Vulnerable.

Taxonomic Classification

Rank	Amazon River 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	Iniidae	Vespertilionidae
Genus	Inia	Nyctalus
Species	Inia geoffrensis	Nyctalus noctula

Evolutionary Relationship

Amazon River Dolphin and Noctule share a common ancestor at the Class level: Mammalia. (哺乳類)

Conservation Status

Amazon River Dolphin

DD — Data Deficient

Noctule

VU — Vulnerable

Physical Characteristics

Attribute	Amazon River Dolphin	Noctule
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Amazon River Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, and Venezuela.

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.

Amazon River Dolphin

The Amazon River Dolphin (Inia geoffrensis) is a species in the genus Inia. Its conservation status is listed as Data Deficient, indicating insufficient data for assessment. Typically found in diverse terrestrial and aquatic ecosystems.

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。