Black-eared Red-backed Vole vs Grizzled Colilargo

Eothenomys olitor compared with Oligoryzomys griseolus

Taxonomic Classification

Rank	Black-eared Red-backed Vole	Grizzled Colilargo
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order same	Rodentia (Rodents)	Rodentia (Rodents)
Family same	Cricetidae	Cricetidae
Genus	Eothenomys	Oligoryzomys
Species	Eothenomys olitor	Oligoryzomys griseolus

Evolutionary Relationship

Black-eared Red-backed Vole and Grizzled Colilargo share a common ancestor at the Family level: Cricetidae.

Conservation Status

Black-eared Red-backed Vole

LC — Least Concern

Grizzled Colilargo

LC — Least Concern

Physical Characteristics

Attribute	Black-eared Red-backed Vole	Grizzled Colilargo
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black-eared Red-backed Vole

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Grizzled Colilargo

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela.

Black-eared Red-backed Vole

The Black-eared Red-backed Vole (Eothenomys olitor) is a species in the genus Eothenomys. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.