Gray-bellied Night Monkey vs Peruvian Laucha

Aotus lemurinus compared with Calomys sorellus

Key Differences

• Gray-bellied Night Monkey is Vulnerable while Peruvian Laucha is Least Concern.

Taxonomic Classification

Rank	Gray-bellied Night Monkey	Peruvian Laucha
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	Calomys
Species	Aotus lemurinus	Calomys sorellus

Evolutionary Relationship

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

Conservation Status

Gray-bellied Night Monkey

VU — Vulnerable

Peruvian Laucha

LC — Least Concern

Physical Characteristics

Attribute	Gray-bellied Night Monkey	Peruvian Laucha
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.

Peruvian Laucha

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.