Gray-bellied Night Monkey vs Little Roller

Aotus lemurinus compared with Ancylis comptana

Key Differences

• Gray-bellied Night Monkey is Vulnerable while Little Roller is Least Concern.

Taxonomic Classification

Rank	Gray-bellied Night Monkey	Little Roller
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Primates (Primates)	Lepidoptera (Butterflies & Moths)
Family	Aotidae	Tortricidae
Genus	Aotus	Ancylis
Species	Aotus lemurinus	Ancylis comptana

Evolutionary Relationship

Gray-bellied Night Monkey and Little Roller share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Gray-bellied Night Monkey

VU — Vulnerable

Little Roller

LC — Least Concern

Physical Characteristics

Attribute	Gray-bellied Night Monkey	Little Roller
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.

Little Roller

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (4 countries) and North America (Canada, United States).