Black-eared Red-backed Vole vs Cottontop Tamarin

Eothenomys olitor compared with Saguinus oedipus

Key Differences

• Black-eared Red-backed Vole is Least Concern while Cottontop Tamarin is Critically Endangered.

Taxonomic Classification

Rank	Black-eared Red-backed Vole	Cottontop Tamarin
Kingdom same	Animalia (حيوانات)	Animalia (حيوانات)
Phylum same	Chordata (حبليات)	Chordata (حبليات)
Class same	Mammalia (ثدييات)	Mammalia (ثدييات)
Order	Rodentia (قوارض)	Primates (رئيسيات)
Family	Cricetidae	Callitrichidae
Genus	Eothenomys	Saguinus
Species	Eothenomys olitor	Saguinus oedipus

Evolutionary Relationship

Black-eared Red-backed Vole and Cottontop Tamarin share a common ancestor at the Class level: Mammalia. (ثدييات)

Conservation Status

Black-eared Red-backed Vole

LC — Least Concern

Cottontop Tamarin

CR — Critically Endangered

Physical Characteristics

Attribute	Black-eared Red-backed Vole	Cottontop Tamarin
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black-eared Red-backed Vole

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Cottontop Tamarin

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 5 distinct biome types spanning the Neotropic and Oceanian realms. Populations are also found in montane and highland environments at higher elevations.

Range

Found in Colombia. Currently classified as Critically Endangered 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.