Gray Red-backed Vole vs Pacific Spiny-rat

Myodes rufocanus compared with Proechimys decumanus

Key Differences

• Gray Red-backed Vole is Least Concern while Pacific Spiny-rat is Near Threatened.

Taxonomic Classification

Rank	Gray Red-backed Vole	Pacific Spiny-rat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order same	Rodentia (Rodents)	Rodentia (Rodents)
Family	Cricetidae	Echimyidae
Genus	Myodes	Proechimys
Species	Myodes rufocanus	Proechimys decumanus

Evolutionary Relationship

Gray Red-backed Vole and Pacific Spiny-rat share a common ancestor at the Order level: Rodentia. (Rodents)

Conservation Status

Gray Red-backed Vole

LC — Least Concern

Pacific Spiny-rat

NT — Near Threatened

Physical Characteristics

Attribute	Gray Red-backed Vole	Pacific Spiny-rat
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.

Pacific Spiny-rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.