Assam Macaque vs Gray-bellied Night Monkey

Macaca assamensis compared with Aotus lemurinus

Key Differences

• Assam Macaque is Near Threatened while Gray-bellied Night Monkey is Vulnerable.

Taxonomic Classification

Rank	Assam Macaque	Gray-bellied Night 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	Cercopithecidae (Old World Monkeys)	Aotidae
Genus	Macaca	Aotus
Species	Macaca assamensis	Aotus lemurinus

Evolutionary Relationship

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

Conservation Status

Assam Macaque

NT — Near Threatened

Gray-bellied Night Monkey

VU — Vulnerable

Physical Characteristics

Attribute	Assam Macaque	Gray-bellied Night Monkey
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Assam Macaque

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

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.

Assam Macaque

The Assam Macaque (Macaca assamensis) is a species in the genus Macaca. It is currently classified as Near Threatened on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.