Gray-bellied Night Monkey vs Streak-headed Antbird

Aotus lemurinus compared with Drymophila striaticeps

Key Differences

• Gray-bellied Night Monkey is Vulnerable while Streak-headed Antbird is Least Concern.

Taxonomic Classification

Rank	Gray-bellied Night Monkey	Streak-headed Antbird
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Primates (Primates)	Passeriformes (Songbirds)
Family	Aotidae	Thamnophilidae
Genus	Aotus	Drymophila
Species	Aotus lemurinus	Drymophila striaticeps

Evolutionary Relationship

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

Conservation Status

Gray-bellied Night Monkey

VU — Vulnerable

Streak-headed Antbird

LC — Least Concern

Physical Characteristics

Attribute	Gray-bellied Night Monkey	Streak-headed Antbird
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.

Streak-headed Antbird

Habitat

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

Range

Distributed across Colombia, Ecuador, and Norway.

Shared Countries

Both species can be found in 2 countries:

🇨🇴 Colombia 🇪🇨 Ecuador