Gray-bellied Night Monkey vs Lesser bilby

Aotus lemurinus compared with Macrotis leucura

Key Differences

• Gray-bellied Night Monkey is Vulnerable while Lesser bilby is Extinct.

Taxonomic Classification

Rank	Gray-bellied Night Monkey	Lesser bilby
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Primates (Primates)	Peramelemorphia (Peramelemorphia)
Family	Aotidae	Thylacomyidae
Genus	Aotus	Macrotis
Species	Aotus lemurinus	Macrotis leucura

Evolutionary Relationship

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

Conservation Status

Gray-bellied Night Monkey

VU — Vulnerable

Lesser bilby

EX — Extinct

Physical Characteristics

Attribute	Gray-bellied Night Monkey	Lesser bilby
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.

Lesser bilby

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.