Gray-bellied Night Monkey vs Yellow Bittern

Aotus lemurinus compared with Ixobrychus sinensis

Key Differences

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

Taxonomic Classification

Rank	Gray-bellied Night Monkey	Yellow Bittern
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Primates (Primates)	Pelecaniformes (Pelecaniformes)
Family	Aotidae	Ardeidae
Genus	Aotus	Ixobrychus
Species	Aotus lemurinus	Ixobrychus sinensis

Evolutionary Relationship

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

Conservation Status

Gray-bellied Night Monkey

VU — Vulnerable

Yellow Bittern

LC — Least Concern

Physical Characteristics

Attribute	Gray-bellied Night Monkey	Yellow Bittern
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 Bittern

Habitat

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

Range

Found across Asia (Taiwan) and Europe (5 countries).