Gray-bellied Night Monkey vs olive baboon

Aotus lemurinus compared with Papio anubis

Key Differences

• Gray-bellied Night Monkey is Vulnerable while olive baboon is Least Concern.

Taxonomic Classification

Rank	Gray-bellied Night Monkey	olive baboon
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order same	Primates (Primates)	Primates (Primates)
Family	Aotidae	Cercopithecidae (Old World Monkeys)
Genus	Aotus	Papio
Species	Aotus lemurinus	Papio anubis

Evolutionary Relationship

Gray-bellied Night Monkey and olive baboon share a common ancestor at the Order level: Primates. (Primates)

Conservation Status

Gray-bellied Night Monkey

VU — Vulnerable

olive baboon

LC — Least Concern

Physical Characteristics

Attribute	Gray-bellied Night Monkey	olive baboon
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.

olive baboon

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.