Gray-bellied Night Monkey vs Amerika-aka-ei

Aotus lemurinus compared with Hypanus americanus

Key Differences

• Gray-bellied Night Monkey is Vulnerable while Amerika-aka-ei is Near Threatened.

Taxonomic Classification

Rank	Gray-bellied Night Monkey	Amerika-aka-ei
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class	Mammalia (哺乳類)	Elasmobranchii
Order	Primates (サル目)	Myliobatiformes (トビエイ目)
Family	Aotidae	Dasyatidae
Genus	Aotus	Hypanus
Species	Aotus lemurinus	Hypanus americanus

Evolutionary Relationship

Gray-bellied Night Monkey and Amerika-aka-ei share a common ancestor at the Phylum level: Chordata. (脊索動物)

Conservation Status

Gray-bellied Night Monkey

VU — Vulnerable

Amerika-aka-ei

NT — Near Threatened

Physical Characteristics

Attribute	Gray-bellied Night Monkey	Amerika-aka-ei
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.

Amerika-aka-ei

Habitat

Native to South America, inhabiting ecosystems characteristic of the region.

Range

Found in Venezuela. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Shared Countries

Both species can be found in 1 countries:

🇻🇪 Venezuela