European water vole vs Galapagos sea lion

Arvicola amphibius compared with Zalophus wollebaeki

Key Differences

• European water vole is Near Threatened while Galapagos sea lion is Endangered.

Taxonomic Classification

Rank	European water vole	Galapagos sea lion
Kingdom same	Animalia (động vật)	Animalia (động vật)
Phylum same	Chordata (động vật có dây sống)	Chordata (động vật có dây sống)
Class same	Mammalia (lớp Thú)	Mammalia (lớp Thú)
Order	Rodentia (Bộ Gặm nhấm)	Carnivora (bộ Ăn thịt)
Family	Cricetidae	Otariidae
Genus	Arvicola	Zalophus
Species	Arvicola amphibius	Zalophus wollebaeki

Evolutionary Relationship

European water vole and Galapagos sea lion share a common ancestor at the Class level: Mammalia. (lớp Thú)

Conservation Status

European water vole

NT — Near Threatened

Galapagos sea lion

EN — Endangered

Physical Characteristics

Attribute	European water vole	Galapagos sea lion
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.

Galapagos sea lion

Habitat

Found across multiple habitat types including tropical and subtropical dry broadleaf forests, flooded grasslands and savannas, and deserts and xeric shrublands within the Neotropic biogeographic realm.

Range

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