Gray-bellied Night Monkey vs Irrawaddy Squirrel

Aotus lemurinus compared with Callosciurus pygerythrus

Key Differences

• Gray-bellied Night Monkey is Vulnerable while Irrawaddy Squirrel is Least Concern.

Taxonomic Classification

Rank	Gray-bellied Night Monkey	Irrawaddy 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 pygerythrus

Evolutionary Relationship

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

Conservation Status

Gray-bellied Night Monkey

VU — Vulnerable

Irrawaddy Squirrel

LC — Least Concern

Physical Characteristics

Attribute	Gray-bellied Night Monkey	Irrawaddy 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.

Irrawaddy Squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.