Black-headed Night Monkey vs brown howler monkey

Aotus nigriceps compared with Alouatta guariba

Key Differences

• Black-headed Night Monkey is Least Concern while brown howler monkey is Vulnerable.

Taxonomic Classification

Rank	Black-headed Night 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	Aotidae	Atelidae
Genus	Aotus	Alouatta
Species	Aotus nigriceps	Alouatta guariba

Evolutionary Relationship

Black-headed Night Monkey and brown howler monkey share a common ancestor at the Order level: Primates. (Primates)

Conservation Status

Black-headed Night Monkey

LC — Least Concern

brown howler monkey

VU — Vulnerable

Physical Characteristics

Attribute	Black-headed Night Monkey	brown howler monkey
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black-headed Night Monkey

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

brown howler monkey

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Black-headed Night Monkey

The Black-headed Night Monkey (Aotus nigriceps) is a species in the genus Aotus. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

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.