European water vole vs Frosted Hairy Dwarf Porcupine

Arvicola amphibius compared with Sphiggurus pruinosus

Key Differences

• European water vole is Near Threatened while Frosted Hairy Dwarf Porcupine is Data Deficient.

Taxonomic Classification

Rank	European water vole	Frosted Hairy Dwarf Porcupine
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum same	Chordata (脊索动物门)	Chordata (脊索动物门)
Class same	Mammalia (哺乳動物)	Mammalia (哺乳動物)
Order same	Rodentia (啮齿目)	Rodentia (啮齿目)
Family	Cricetidae	Erethizontidae
Genus	Arvicola	Sphiggurus
Species	Arvicola amphibius	Sphiggurus pruinosus

Evolutionary Relationship

European water vole and Frosted Hairy Dwarf Porcupine share a common ancestor at the Order level: Rodentia. (啮齿目)

Conservation Status

European water vole

NT — Near Threatened

Frosted Hairy Dwarf Porcupine

DD — Data Deficient

Physical Characteristics

Attribute	European water vole	Frosted Hairy Dwarf Porcupine
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.

Frosted Hairy Dwarf Porcupine

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Venezuela.