Gray Red-backed Vole vs Simons’s Mouse Opossum

Myodes rufocanus compared with Marmosa simonsi

Key Differences

• Gray Red-backed Vole is Least Concern while Simons’s Mouse Opossum is Not Evaluated.

Taxonomic Classification

Rank	Gray Red-backed Vole	Simons’s Mouse Opossum
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Rodentia (Rodents)	Didelphimorphia (Didelphimorphia)
Family	Cricetidae	Didelphidae
Genus	Myodes	Marmosa
Species	Myodes rufocanus	Marmosa simonsi

Evolutionary Relationship

Gray Red-backed Vole and Simons’s Mouse Opossum share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Gray Red-backed Vole

LC — Least Concern

Simons’s Mouse Opossum

NE — Not Evaluated

Physical Characteristics

Attribute	Gray Red-backed Vole	Simons’s Mouse Opossum
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Gray Red-backed Vole

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Norway.

Simons’s Mouse Opossum

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador.