common vole vs Napo Spiny-rat

Microtus arvalis compared with Proechimys quadruplicatus

Key Differences

• common vole is Near Threatened while Napo Spiny-rat is Least Concern.

Taxonomic Classification

Rank	common vole	Napo 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	Microtus	Proechimys
Species	Microtus arvalis	Proechimys quadruplicatus

Evolutionary Relationship

common vole and Napo Spiny-rat share a common ancestor at the Order level: Rodentia. (Rodents)

Conservation Status

common vole

NT — Near Threatened

Napo Spiny-rat

LC — Least Concern

Physical Characteristics

Attribute	common vole	Napo Spiny-rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

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.

Napo Spiny-rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, and Venezuela.

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.