Gray-bellied Night Monkey vs Large-eared Mountain Vole

Aotus lemurinus compared with Alticola macrotis

Key Differences

Gray-bellied Night Monkey is Vulnerable while Large-eared Mountain Vole is Least Concern.

Taxonomic Classification

Rank	Gray-bellied Night Monkey	Large-eared Mountain Vole
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	Cricetidae
Genus	Aotus	Alticola
Species	Aotus lemurinus	Alticola macrotis

Evolutionary Relationship

Gray-bellied Night Monkey and Large-eared Mountain Vole share a common ancestor at the Class level: Mammalia. (Mammals)

View Class: Mammalia

Conservation Status

Gray-bellied Night Monkey

VU — Vulnerable

Large-eared Mountain Vole

LC — Least Concern

Physical Characteristics

Attribute	Gray-bellied Night Monkey	Large-eared Mountain Vole
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.