Gray-bellied Night Monkey vs Knotroot Bristle Grass

Aotus lemurinus compared with Setaria parviflora

Key Differences

• Gray-bellied Night Monkey is Vulnerable while Knotroot Bristle Grass is Not Evaluated.

Taxonomic Classification

Rank	Gray-bellied Night Monkey	Knotroot Bristle Grass
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Magnoliophyta (Flowering Plants)
Class	Mammalia (Mammals)	Liliopsida (Monocots)
Order	Primates (Primates)	Poales (Grasses)
Family	Aotidae	Poaceae (Grass Family)
Genus	Aotus	Setaria
Species	Aotus lemurinus	Setaria parviflora

Conservation Status

Gray-bellied Night Monkey

VU — Vulnerable

Knotroot Bristle Grass

NE — Not Evaluated

Physical Characteristics

Attribute	Gray-bellied Night Monkey	Knotroot Bristle Grass
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.

Knotroot Bristle Grass

Habitat

Typically found in grasslands, wetlands, forests, and cultivated landscapes.

Range

Widely distributed across Africa (Algeria, Congo (DRC), South Africa), Asia (7 countries), Europe (11 countries), North America (5 countries), Oceania and the Pacific (4 countries), and South America (6 countries).

Shared Countries

Both species can be found in 2 countries:

🇨🇴 Colombia 🇻🇪 Venezuela