Gray-bellied Night Monkey vs Mentawai Squirrel

Aotus lemurinus compared with Callosciurus melanogaster

Taxonomic Classification

Rank	Gray-bellied Night Monkey	Mentawai Squirrel
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Primates (Primates)	Rodentia (Rodents)
Family	Aotidae	Sciuridae (Squirrels)
Genus	Aotus	Callosciurus
Species	Aotus lemurinus	Callosciurus melanogaster

Evolutionary Relationship

Gray-bellied Night Monkey and Mentawai Squirrel share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Gray-bellied Night Monkey

VU — Vulnerable

Mentawai Squirrel

VU — Vulnerable

Physical Characteristics

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

Habitat & Geographic Range

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.

Mentawai Squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.