Chestnut Sac-winged Bat vs Serotine

Cormura brevirostris compared with Eptesicus serotinus

Key Differences

• Chestnut Sac-winged Bat is Least Concern while Serotine is Vulnerable.

Taxonomic Classification

Rank	Chestnut Sac-winged Bat	Serotine
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order same	Chiroptera (Bats)	Chiroptera (Bats)
Family	Emballonuridae	Vespertilionidae
Genus	Cormura	Eptesicus
Species	Cormura brevirostris	Eptesicus serotinus

Evolutionary Relationship

Chestnut Sac-winged Bat and Serotine share a common ancestor at the Order level: Chiroptera. (Bats)

Conservation Status

Chestnut Sac-winged Bat

LC — Least Concern

Serotine

VU — Vulnerable

Physical Characteristics

Attribute	Chestnut Sac-winged Bat	Serotine
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Chestnut Sac-winged Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, and Venezuela.

Serotine

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found across Europe (7 countries). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

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.

Serotine

Serotine (Eptesicus serotinus) is classified as Vulnerable (VU) on the IUCN Red List. Facing a high risk of endangerment in the wild, with declining populations and increasing habitat pressure.