Gray-bellied Night Monkey vs Pied Tamarin

Aotus lemurinus compared with Saguinus bicolor

Key Differences

• Gray-bellied Night Monkey is Vulnerable while Pied Tamarin is Critically Endangered.

Taxonomic Classification

Rank	Gray-bellied Night Monkey	Pied Tamarin
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order same	Primates (Primates)	Primates (Primates)
Family	Aotidae	Callitrichidae
Genus	Aotus	Saguinus
Species	Aotus lemurinus	Saguinus bicolor

Evolutionary Relationship

Gray-bellied Night Monkey and Pied Tamarin share a common ancestor at the Order level: Primates. (Primates)

Conservation Status

Gray-bellied Night Monkey

VU — Vulnerable

Pied Tamarin

CR — Critically Endangered

Physical Characteristics

Attribute	Gray-bellied Night Monkey	Pied Tamarin
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.

Pied Tamarin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.