European water vole vs Indian Ocean humpback dolphin

Arvicola amphibius compared with Sousa plumbea

Key Differences

• European water vole is Near Threatened while Indian Ocean humpback dolphin is Endangered.

Taxonomic Classification

Rank	European water vole	Indian Ocean humpback dolphin
Kingdom same	Animalia (동물)	Animalia (동물)
Phylum same	Chordata (척삭동물)	Chordata (척삭동물)
Class same	Mammalia (포유류)	Mammalia (포유류)
Order	Rodentia (설치류)	Cetacea (Whales & Dolphins)
Family	Cricetidae	Delphinidae (Oceanic Dolphins)
Genus	Arvicola	Sousa
Species	Arvicola amphibius	Sousa plumbea

Evolutionary Relationship

European water vole and Indian Ocean humpback dolphin share a common ancestor at the Class level: Mammalia. (포유류)

Conservation Status

European water vole

NT — Near Threatened

Indian Ocean humpback dolphin

EN — Endangered

Physical Characteristics

Attribute	European water vole	Indian Ocean humpback dolphin
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.

Indian Ocean humpback dolphin

Habitat

Inhabits temperate broadleaf and mixed forests and Mediterranean forests and woodlands within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found in Greece. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.