European water vole vs Giant Otter

Arvicola amphibius compared with Pteronura brasiliensis

Key Differences

• European water vole is Near Threatened while Giant Otter is Endangered.

Taxonomic Classification

Rank	European water vole	Giant Otter
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Rodentia (Rodents)	Carnivora (Carnivorans)
Family	Cricetidae	Mustelidae (Weasels & Otters)
Genus	Arvicola	Pteronura
Species	Arvicola amphibius	Pteronura brasiliensis

Evolutionary Relationship

European water vole and Giant Otter share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

European water vole

NT — Near Threatened

Giant Otter

EN — Endangered

Physical Characteristics

Attribute	European water vole	Giant Otter
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.

Giant Otter

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.