Gray-bellied Night Monkey vs Monk Saki

Aotus lemurinus compared with Pithecia monachus

Key Differences

• Gray-bellied Night Monkey is Vulnerable while Monk Saki is Least Concern.

Taxonomic Classification

Rank	Gray-bellied Night Monkey	Monk Saki
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	Pitheciidae
Genus	Aotus	Pithecia
Species	Aotus lemurinus	Pithecia monachus

Evolutionary Relationship

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

Conservation Status

Gray-bellied Night Monkey

VU — Vulnerable

Monk Saki

LC — Least Concern

Physical Characteristics

Attribute	Gray-bellied Night Monkey	Monk Saki
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.

Monk Saki

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.