Aosuji tobiei vs Big Brown Bat

Aetomylaeus nichofii compared with Eptesicus fuscus

Key Differences

• Aosuji tobiei is Vulnerable while Big Brown Bat is Least Concern.

Taxonomic Classification

Rank	Aosuji tobiei	Big Brown Bat
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class	Elasmobranchii	Mammalia (哺乳類)
Order	Myliobatiformes (トビエイ目)	Chiroptera (翼手目)
Family	Myliobatidae	Vespertilionidae
Genus	Aetomylaeus	Eptesicus
Species	Aetomylaeus nichofii	Eptesicus fuscus

Evolutionary Relationship

Aosuji tobiei and Big Brown Bat share a common ancestor at the Phylum level: Chordata. (脊索動物)

Conservation Status

Aosuji tobiei

VU — Vulnerable

Big Brown Bat

LC — Least Concern

Physical Characteristics

Attribute	Aosuji tobiei	Big Brown Bat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Aosuji tobiei

Habitat

Native to Asia, inhabiting ecosystems characteristic of the region.

Range

Found in Taiwan. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Big Brown Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Belgium, Colombia, Ecuador, United States, and Venezuela.

Aosuji tobiei

The Banded eagle ray (Aetomylaeus nichofii) is a species in the genus Aetomylaeus. It is currently classified as Vulnerable on the IUCN Red List. Native to Asia, inhabiting ecosystems characteristic of the region.

Big Brown Bat

The Big Brown Bat (Eptesicus fuscus) is a species in the genus Eptesicus. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.