Gray-bellied Night Monkey vs Little Black Serotine

Aotus lemurinus compared with Eptesicus andinus

Key Differences

• Gray-bellied Night Monkey is Vulnerable while Little Black Serotine is Least Concern.

Taxonomic Classification

Rank	Gray-bellied Night Monkey	Little Black Serotine
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	Vespertilionidae
Genus	Aotus	Eptesicus
Species	Aotus lemurinus	Eptesicus andinus

Evolutionary Relationship

Gray-bellied Night Monkey and Little Black Serotine share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Gray-bellied Night Monkey

VU — Vulnerable

Little Black Serotine

LC — Least Concern

Physical Characteristics

Attribute	Gray-bellied Night Monkey	Little Black Serotine
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.

Little Black Serotine

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