Chestnut-breasted Whiteface vs Gray-bellied Night Monkey

Aphelocephala pectoralis compared with Aotus lemurinus

Key Differences

• Chestnut-breasted Whiteface is Near Threatened while Gray-bellied Night Monkey is Vulnerable.

Taxonomic Classification

Rank	Chestnut-breasted Whiteface	Gray-bellied Night Monkey
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Passeriformes (Songbirds)	Primates (Primates)
Family	Acanthizidae	Aotidae
Genus	Aphelocephala	Aotus
Species	Aphelocephala pectoralis	Aotus lemurinus

Evolutionary Relationship

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

Conservation Status

Chestnut-breasted Whiteface

NT — Near Threatened

Gray-bellied Night Monkey

VU — Vulnerable

Physical Characteristics

Attribute	Chestnut-breasted Whiteface	Gray-bellied Night Monkey
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Chestnut-breasted Whiteface

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.

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.

Chestnut-breasted Whiteface

The Chestnut-breasted Whiteface (Aphelocephala pectoralis) is a species in the genus Aphelocephala. It is currently classified as Near Threatened on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments.