Black-eared Red-backed Vole vs Brown-backed Chat-Tyrant

Eothenomys olitor compared with Ochthoeca fumicolor

Taxonomic Classification

Rank	Black-eared Red-backed Vole	Brown-backed Chat-Tyrant
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Rodentia (Rodents)	Passeriformes (Songbirds)
Family	Cricetidae	Tyrannidae
Genus	Eothenomys	Ochthoeca
Species	Eothenomys olitor	Ochthoeca fumicolor

Evolutionary Relationship

Black-eared Red-backed Vole and Brown-backed Chat-Tyrant share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Black-eared Red-backed Vole

LC — Least Concern

Brown-backed Chat-Tyrant

LC — Least Concern

Physical Characteristics

Attribute	Black-eared Red-backed Vole	Brown-backed Chat-Tyrant
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black-eared Red-backed Vole

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Brown-backed Chat-Tyrant

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Distributed across Colombia, Ecuador, Norway, 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.

Brown-backed Chat-Tyrant

Brown-backed Chat-Tyrant (Ochthoeca fumicolor) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.