Gray-bellied Night Monkey vs Mexican free-tailed bat

Aotus lemurinus compared with Tadarida brasiliensis

Key Differences

• Gray-bellied Night Monkey is Vulnerable while Mexican free-tailed bat is Least Concern.

Taxonomic Classification

Rank	Gray-bellied Night Monkey	Mexican free-tailed bat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Primates (Primates)	Chiroptera (Bats)
Family	Aotidae	Molossidae
Genus	Aotus	Tadarida
Species	Aotus lemurinus	Tadarida brasiliensis

Evolutionary Relationship

Gray-bellied Night Monkey and Mexican free-tailed bat share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Gray-bellied Night Monkey

VU — Vulnerable

Mexican free-tailed bat

LC — Least Concern

Physical Characteristics

Attribute	Gray-bellied Night Monkey	Mexican free-tailed bat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Gray-bellied Night Monkey

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, and Venezuela. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Mexican free-tailed bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, and Venezuela.

Shared Countries

Both species can be found in 3 countries:

🇨🇴 Colombia 🇪🇨 Ecuador 🇻🇪 Venezuela