Gray-bellied Night Monkey vs Sooty Grassquit

Aotus lemurinus compared with Asemospiza fuliginosa

Key Differences

• Gray-bellied Night Monkey is Vulnerable while Sooty Grassquit is Least Concern.

Taxonomic Classification

Rank	Gray-bellied Night Monkey	Sooty Grassquit
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Primates (Primates)	Passeriformes (Songbirds)
Family	Aotidae	Thraupidae
Genus	Aotus	Asemospiza
Species	Aotus lemurinus	Asemospiza fuliginosa

Evolutionary Relationship

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

Conservation Status

Gray-bellied Night Monkey

VU — Vulnerable

Sooty Grassquit

LC — Least Concern

Physical Characteristics

Attribute	Gray-bellied Night Monkey	Sooty Grassquit
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.

Sooty Grassquit

Habitat

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

Range

Distributed across Colombia and Venezuela.

Shared Countries

Both species can be found in 2 countries:

🇨🇴 Colombia 🇻🇪 Venezuela