Assam Macaque vs Brown Spider Monkey

Macaca assamensis compared with Ateles hybridus

Key Differences

• Assam Macaque is Near Threatened while Brown Spider Monkey is Critically Endangered.

Taxonomic Classification

Rank	Assam Macaque	Brown 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	Cercopithecidae (Old World Monkeys)	Atelidae
Genus	Macaca	Ateles
Species	Macaca assamensis	Ateles hybridus

Evolutionary Relationship

Assam Macaque and Brown Spider Monkey share a common ancestor at the Order level: Primates. (Primates)

Conservation Status

Assam Macaque

NT — Near Threatened

Brown Spider Monkey

CR — Critically Endangered

Physical Characteristics

Attribute	Assam Macaque	Brown Spider Monkey
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Assam Macaque

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Brown Spider Monkey

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 6 distinct biome types spanning the Neotropic and Oceanian realms. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Colombia and Venezuela. Currently classified as Critically Endangered 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.

Brown Spider Monkey

The Brown Spider Monkey (Ateles hybridus) is a species in the genus Ateles. It is currently classified as Critically Endangered on the IUCN Red List. Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 6 distinct biome types spanning the