Black-eared Red-backed Vole vs Ánade de Laysán

Eothenomys olitor compared with Anas laysanensis

Key Differences

• Black-eared Red-backed Vole is Least Concern while Ánade de Laysán is Critically Endangered.

Taxonomic Classification

Rank	Black-eared Red-backed Vole	Ánade de Laysán
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class	Mammalia (mamíferos)	Aves (Birds)
Order	Rodentia (Rodents)	Anseriformes (Anseriformes)
Family	Cricetidae	Anatidae
Genus	Eothenomys	Anas
Species	Eothenomys olitor	Anas laysanensis

Evolutionary Relationship

Black-eared Red-backed Vole and Ánade de Laysán share a common ancestor at the Phylum level: Chordata. (cordados)

Conservation Status

Black-eared Red-backed Vole

LC — Least Concern

Ánade de Laysán

CR — Critically Endangered

Physical Characteristics

Attribute	Black-eared Red-backed Vole	Ánade de Laysán
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black-eared Red-backed Vole

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Ánade de Laysán

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and Mediterranean forests and woodlands within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Belgium, France, Netherlands, Norway, and United Kingdom. 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.

Ánade de Laysán

El Pato de Laysan (Anas laysanensis) está clasificado como En Peligro Crítico (CR) en la Lista Roja de la UICN. Enfrenta un riesgo extremadamente alto de extinción en estado silvestre debido a la grave disminución de su población y la pérdida de hábitat.