Gray-bellied Night Monkey vs Guianan Bearded Saki

Aotus lemurinus compared with Chiropotes sagulatus

Key Differences

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

Taxonomic Classification

Rank	Gray-bellied Night Monkey	Guianan Bearded Saki
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum same	Chordata (脊索动物门)	Chordata (脊索动物门)
Class same	Mammalia (哺乳動物)	Mammalia (哺乳動物)
Order same	Primates (灵长目)	Primates (灵长目)
Family	Aotidae	Pitheciidae
Genus	Aotus	Chiropotes
Species	Aotus lemurinus	Chiropotes sagulatus

Evolutionary Relationship

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

Conservation Status

Gray-bellied Night Monkey

VU — Vulnerable

Guianan Bearded Saki

LC — Least Concern

Physical Characteristics

Attribute	Gray-bellied Night Monkey	Guianan Bearded 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.

Guianan Bearded Saki

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.