Big-eared opossum vs common vole

Didelphis aurita compared with Microtus arvalis

Key Differences

• Big-eared opossum is Least Concern while common vole is Near Threatened.

Taxonomic Classification

Rank	Big-eared opossum	common vole
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Didelphimorphia (Didelphimorphia)	Rodentia (Rodents)
Family	Didelphidae	Cricetidae
Genus	Didelphis	Microtus
Species	Didelphis aurita	Microtus arvalis

Evolutionary Relationship

Big-eared opossum and common vole share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Big-eared opossum

LC — Least Concern

common vole

NT — Near Threatened

Physical Characteristics

Attribute	Big-eared opossum	common vole
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Big-eared opossum

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

common vole

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found across Europe (6 countries). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Big-eared opossum

The Big-eared opossum (Didelphis aurita) is a species in the genus Didelphis. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

common vole

common vole (Microtus arvalis) is classified as Near Threatened (NT) on the IUCN Red List. Close to qualifying as threatened, with populations that may become vulnerable without conservation action.