Gray-bellied Night Monkey vs White-necked Babbler

Aotus lemurinus compared with Stachyris leucotis

Key Differences

• Gray-bellied Night Monkey is Vulnerable while White-necked Babbler is Near Threatened.

Taxonomic Classification

Rank	Gray-bellied Night Monkey	White-necked Babbler
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Primates (Primates)	Passeriformes (Songbirds)
Family	Aotidae	Timaliidae
Genus	Aotus	Stachyris
Species	Aotus lemurinus	Stachyris leucotis

Evolutionary Relationship

Gray-bellied Night Monkey and White-necked Babbler share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Gray-bellied Night Monkey

VU — Vulnerable

White-necked Babbler

NT — Near Threatened

Physical Characteristics

Attribute	Gray-bellied Night Monkey	White-necked Babbler
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.

White-necked Babbler

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Found in Norway. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.