Gray-bellied Night Monkey vs White-winged Black-Tyrant

Aotus lemurinus compared with Knipolegus aterrimus

Key Differences

• Gray-bellied Night Monkey is Vulnerable while White-winged Black-Tyrant is Least Concern.

Taxonomic Classification

Rank	Gray-bellied Night Monkey	White-winged Black-Tyrant
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Primates (Primates)	Passeriformes (Songbirds)
Family	Aotidae	Tyrannidae
Genus	Aotus	Knipolegus
Species	Aotus lemurinus	Knipolegus aterrimus

Evolutionary Relationship

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

Conservation Status

Gray-bellied Night Monkey

VU — Vulnerable

White-winged Black-Tyrant

LC — Least Concern

Physical Characteristics

Attribute	Gray-bellied Night Monkey	White-winged Black-Tyrant
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-winged Black-Tyrant

Habitat

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

Range

Found in Norway.