Big Free-tailed Bat vs Chestnut Sac-winged Bat

Nyctinomops macrotis compared with Cormura brevirostris

Taxonomic Classification

Rank	Big Free-tailed Bat	Chestnut Sac-winged Bat
Kingdom same	Animalia (animal)	Animalia (animal)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (mammifères)	Mammalia (mammifères)
Order same	Chiroptera (Bats)	Chiroptera (Bats)
Family	Molossidae	Emballonuridae
Genus	Nyctinomops	Cormura
Species	Nyctinomops macrotis	Cormura brevirostris

Evolutionary Relationship

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

Conservation Status

Big Free-tailed Bat

LC — Least Concern

Chestnut Sac-winged Bat

LC — Least Concern

Physical Characteristics

Attribute	Big Free-tailed Bat	Chestnut Sac-winged Bat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Big Free-tailed Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, and Venezuela.

Chestnut Sac-winged Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, and Venezuela.

Big Free-tailed Bat

The Big Free-tailed Bat (Nyctinomops macrotis) is a species in the genus Nyctinomops. 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.

Shared Countries

Both species can be found in 3 countries:

🇨🇴 Colombia 🇪🇨 Ecuador 🇻🇪 Venezuela