Gray-bellied Night Monkey vs Guianan White-eared Opossum

Aotus lemurinus compared with Didelphis imperfecta

Key Differences

• Gray-bellied Night Monkey is Vulnerable while Guianan White-eared Opossum is Least Concern.

Taxonomic Classification

Rank	Gray-bellied Night Monkey	Guianan White-eared Opossum
Kingdom same	Animalia (hewan)	Animalia (hewan)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (mamalia)	Mammalia (mamalia)
Order	Primates (Primata)	Didelphimorphia (Didelphimorphia)
Family	Aotidae	Didelphidae
Genus	Aotus	Didelphis
Species	Aotus lemurinus	Didelphis imperfecta

Evolutionary Relationship

Gray-bellied Night Monkey and Guianan White-eared Opossum share a common ancestor at the Class level: Mammalia. (mamalia)

Conservation Status

Gray-bellied Night Monkey

VU — Vulnerable

Guianan White-eared Opossum

LC — Least Concern

Physical Characteristics

Attribute	Gray-bellied Night Monkey	Guianan White-eared Opossum
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.

Guianan White-eared Opossum

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela.

Shared Countries

Both species can be found in 2 countries:

🇨🇴 Colombia 🇻🇪 Venezuela