Allen's Big-eared Bat vs Chestnut Sac-winged Bat

Idionycteris phyllotis compared with Cormura brevirostris

Taxonomic Classification

Rank	Allen's Big-eared Bat	Chestnut Sac-winged Bat
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum same	Chordata (脊索动物门)	Chordata (脊索动物门)
Class same	Mammalia (哺乳動物)	Mammalia (哺乳動物)
Order same	Chiroptera (翼手目)	Chiroptera (翼手目)
Family	Vespertilionidae	Emballonuridae
Genus	Idionycteris	Cormura
Species	Idionycteris phyllotis	Cormura brevirostris

Evolutionary Relationship

Allen's Big-eared Bat and Chestnut Sac-winged Bat share a common ancestor at the Order level: Chiroptera. (翼手目)

Conservation Status

Allen's Big-eared Bat

LC — Least Concern

Chestnut Sac-winged Bat

LC — Least Concern

Physical Characteristics

Attribute	Allen's Big-eared Bat	Chestnut Sac-winged Bat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Allen's Big-eared Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Chestnut Sac-winged Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, and Venezuela.

Allen's Big-eared Bat

The Allen's Big-eared Bat (Idionycteris phyllotis) is a species in the genus Idionycteris. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

Chestnut Sac-winged Bat

The Chestnut Sac-winged Bat (Cormura brevirostris) is a species in the genus Cormura. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.