drill vs Gray-bellied Night Monkey

Mandrillus leucophaeus compared with Aotus lemurinus

Key Differences

• drill is Endangered while Gray-bellied Night Monkey is Vulnerable.

Taxonomic Classification

Rank	drill	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	Mandrillus	Aotus
Species	Mandrillus leucophaeus	Aotus lemurinus

Evolutionary Relationship

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

Conservation Status

drill

EN — Endangered

Gray-bellied Night Monkey

VU — Vulnerable

Physical Characteristics

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

Habitat & Geographic Range

drill

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.