Black Howler Monkey vs Cottontop Tamarin

Alouatta pigra compared with Saguinus oedipus

Key Differences

• Black Howler Monkey is Endangered while Cottontop Tamarin is Critically Endangered.

Taxonomic Classification

Rank	Black Howler Monkey	Cottontop Tamarin
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	Atelidae	Callitrichidae
Genus	Alouatta	Saguinus
Species	Alouatta pigra	Saguinus oedipus

Evolutionary Relationship

Black Howler Monkey and Cottontop Tamarin share a common ancestor at the Order level: Primates. (Primates)

Conservation Status

Black Howler Monkey

EN — Endangered

Cottontop Tamarin

CR — Critically Endangered

Physical Characteristics

Attribute	Black Howler Monkey	Cottontop Tamarin
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black Howler Monkey

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Cottontop Tamarin

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 5 distinct biome types spanning the Neotropic and Oceanian realms. Populations are also found in montane and highland environments at higher elevations.

Range

Found in Colombia. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Black Howler Monkey

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