Gray-bellied Night Monkey vs Lesser Bulldog Bat

Aotus lemurinus compared with Noctilio albiventris

Key Differences

• Gray-bellied Night Monkey is Vulnerable while Lesser Bulldog Bat is Least Concern.

Taxonomic Classification

Rank	Gray-bellied Night Monkey	Lesser Bulldog 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	Noctilionidae
Genus	Aotus	Noctilio
Species	Aotus lemurinus	Noctilio albiventris

Evolutionary Relationship

Gray-bellied Night Monkey and Lesser Bulldog Bat share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Gray-bellied Night Monkey

VU — Vulnerable

Lesser Bulldog Bat

LC — Least Concern

Physical Characteristics

Attribute	Gray-bellied Night Monkey	Lesser Bulldog 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.

Lesser Bulldog 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