black-headed spider monkey vs brown howler monkey

Ateles fusciceps compared with Alouatta guariba

Key Differences

• black-headed spider monkey is Endangered while brown howler monkey is Vulnerable.

Taxonomic Classification

Rank	black-headed spider monkey	brown howler 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 same	Atelidae	Atelidae
Genus	Ateles	Alouatta
Species	Ateles fusciceps	Alouatta guariba

Evolutionary Relationship

black-headed spider monkey and brown howler monkey share a common ancestor at the Family level: Atelidae.

Conservation Status

black-headed spider monkey

EN — Endangered

brown howler monkey

VU — Vulnerable

Physical Characteristics

Attribute	black-headed spider monkey	brown howler monkey
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

black-headed spider monkey

Habitat

Found across multiple habitat types including tropical and subtropical dry broadleaf forests, flooded grasslands and savannas, and montane grasslands and shrublands, among 4 distinct biome types within the Neotropic biogeographic realm.

Range

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

brown howler monkey

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

black-headed spider monkey

The Black-Headed Spider Monkey (Ateles fusciceps) is a species in the genus Ateles. It is currently classified as Endangered on the IUCN Red List. Found across multiple habitat types including tropical and subtropical dry broadleaf forests, flooded grasslands and savannas, and montane grasslands and shrublands, among 4 distinct biome types within the Neotropic biogeographic realm.

brown howler monkey

The Brown Howler Monkey (Alouatta guariba) is a species in the genus Alouatta. It is currently classified as Vulnerable on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.