Gray-bellied Night Monkey vs Yellow Thornbill

Aotus lemurinus compared with Acanthiza nana

Key Differences

• Gray-bellied Night Monkey is Vulnerable while Yellow Thornbill is Least Concern.

Taxonomic Classification

Rank	Gray-bellied Night Monkey	Yellow Thornbill
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Primates (Primates)	Passeriformes (Songbirds)
Family	Aotidae	Acanthizidae
Genus	Aotus	Acanthiza
Species	Aotus lemurinus	Acanthiza nana

Evolutionary Relationship

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

Conservation Status

Gray-bellied Night Monkey

VU — Vulnerable

Yellow Thornbill

LC — Least Concern

Physical Characteristics

Attribute	Gray-bellied Night Monkey	Yellow Thornbill
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.

Yellow Thornbill

Habitat

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

Range

Found in Norway.