Gray-bellied Night Monkey vs white-cheeked spider monkey

Aotus lemurinus compared with Ateles marginatus

Key Differences

• Gray-bellied Night Monkey is Vulnerable while white-cheeked spider monkey is Endangered.

Taxonomic Classification

Rank	Gray-bellied Night Monkey	white-cheeked spider monkey
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	Atelidae
Genus	Aotus	Ateles
Species	Aotus lemurinus	Ateles marginatus

Evolutionary Relationship

Gray-bellied Night Monkey and white-cheeked spider monkey share a common ancestor at the Order level: Primates. (Primates)

Conservation Status

Gray-bellied Night Monkey

VU — Vulnerable

white-cheeked spider monkey

EN — Endangered

Physical Characteristics

Attribute	Gray-bellied Night Monkey	white-cheeked spider monkey
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.

white-cheeked spider monkey

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.