Douroucouli a bras gris vs Olive-gray Thomasomys

Aotus griseimembra compared with Thomasomys cinereus

Key Differences

• Douroucouli a bras gris is Vulnerable while Olive-gray Thomasomys is Least Concern.

Taxonomic Classification

Rank	Douroucouli a bras gris	Olive-gray Thomasomys
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class same	Mammalia (mamíferos)	Mammalia (mamíferos)
Order	Primates (primatas)	Rodentia (Roedores)
Family	Aotidae	Cricetidae
Genus	Aotus	Thomasomys
Species	Aotus griseimembra	Thomasomys cinereus

Evolutionary Relationship

Douroucouli a bras gris and Olive-gray Thomasomys share a common ancestor at the Class level: Mammalia. (mamíferos)

Conservation Status

Douroucouli a bras gris

VU — Vulnerable

Olive-gray Thomasomys

LC — Least Concern

Physical Characteristics

Attribute	Douroucouli a bras gris	Olive-gray Thomasomys
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Douroucouli a bras gris

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Colombia. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Olive-gray Thomasomys

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador.