Gray-bellied Night Monkey vs true senna

Aotus lemurinus compared with Senna alexandrina

Key Differences

• Gray-bellied Night Monkey is Vulnerable while true senna is Not Evaluated.

Taxonomic Classification

Rank	Gray-bellied Night Monkey	true senna
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Magnoliophyta (Flowering Plants)
Class	Mammalia (Mammals)	Magnoliopsida (Dicots)
Order	Primates (Primates)	Fabales (Legumes & Allies)
Family	Aotidae	Fabaceae
Genus	Aotus	Senna
Species	Aotus lemurinus	Senna alexandrina

Conservation Status

Gray-bellied Night Monkey

VU — Vulnerable

true senna

NE — Not Evaluated

Physical Characteristics

Attribute	Gray-bellied Night Monkey	true senna
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.

true senna

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Range

Widely distributed across Asia (Iraq, Qatar, Taiwan), Europe (Sweden), and South America (Brazil, Colombia, Ecuador).

Shared Countries

Both species can be found in 2 countries:

🇨🇴 Colombia 🇪🇨 Ecuador