Gray-bellied Night Monkey vs White-fronted Spider Monkey

Aotus lemurinus compared with Ateles belzebuth

Key Differences

• Gray-bellied Night Monkey is Vulnerable while White-fronted Spider Monkey is Endangered.

Taxonomic Classification

Rank	Gray-bellied Night Monkey	White-fronted 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 belzebuth

Evolutionary Relationship

Gray-bellied Night Monkey and White-fronted Spider Monkey share a common ancestor at the Order level: Primates. (Primates)

Conservation Status

Gray-bellied Night Monkey

VU — Vulnerable

White-fronted Spider Monkey

EN — Endangered

Physical Characteristics

Attribute	Gray-bellied Night Monkey	White-fronted 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-fronted Spider Monkey

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, and Venezuela. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Shared Countries

Both species can be found in 3 countries:

🇨🇴 Colombia 🇪🇨 Ecuador 🇻🇪 Venezuela