Black-eared Red-backed Vole vs Eastern Pygmy Marmoset

Eothenomys olitor compared with Cebuella niveiventris

Key Differences

• Black-eared Red-backed Vole is Least Concern while Eastern Pygmy Marmoset is Vulnerable.

Taxonomic Classification

Rank	Black-eared Red-backed Vole	Eastern Pygmy Marmoset
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class same	Mammalia (mamíferos)	Mammalia (mamíferos)
Order	Rodentia (Rodents)	Primates (Primates)
Family	Cricetidae	Callitrichidae
Genus	Eothenomys	Cebuella
Species	Eothenomys olitor	Cebuella niveiventris

Evolutionary Relationship

Black-eared Red-backed Vole and Eastern Pygmy Marmoset share a common ancestor at the Class level: Mammalia. (mamíferos)

Conservation Status

Black-eared Red-backed Vole

LC — Least Concern

Eastern Pygmy Marmoset

VU — Vulnerable

Physical Characteristics

Attribute	Black-eared Red-backed Vole	Eastern Pygmy Marmoset
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black-eared Red-backed Vole

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Eastern Pygmy Marmoset

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

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

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.