European water vole vs Grizzled Colilargo

Arvicola amphibius compared with Oligoryzomys griseolus

Key Differences

• European water vole is Near Threatened while Grizzled Colilargo is Least Concern.

Taxonomic Classification

Rank	European water vole	Grizzled Colilargo
Kingdom same	Animalia (حيوانات)	Animalia (حيوانات)
Phylum same	Chordata (حبليات)	Chordata (حبليات)
Class same	Mammalia (ثدييات)	Mammalia (ثدييات)
Order same	Rodentia (قوارض)	Rodentia (قوارض)
Family same	Cricetidae	Cricetidae
Genus	Arvicola	Oligoryzomys
Species	Arvicola amphibius	Oligoryzomys griseolus

Evolutionary Relationship

European water vole and Grizzled Colilargo share a common ancestor at the Family level: Cricetidae.

Conservation Status

European water vole

NT — Near Threatened

Grizzled Colilargo

LC — Least Concern

Physical Characteristics

Attribute	European water vole	Grizzled Colilargo
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

European water vole

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Belgium, Denmark, Norway, Russia, and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Grizzled Colilargo

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela.