Buff-bellied Fat-tailed Mouse Opossum vs European water vole

Thylamys venustus compared with Arvicola amphibius

Key Differences

• Buff-bellied Fat-tailed Mouse Opossum is Data Deficient while European water vole is Near Threatened.

Taxonomic Classification

Rank	Buff-bellied Fat-tailed Mouse Opossum	European water vole
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Didelphimorphia (Didelphimorphia)	Rodentia (Rodents)
Family	Didelphidae	Cricetidae
Genus	Thylamys	Arvicola
Species	Thylamys venustus	Arvicola amphibius

Evolutionary Relationship

Buff-bellied Fat-tailed Mouse Opossum and European water vole share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Buff-bellied Fat-tailed Mouse Opossum

DD — Data Deficient

European water vole

NT — Near Threatened

Physical Characteristics

Attribute	Buff-bellied Fat-tailed Mouse Opossum	European water vole
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Buff-bellied Fat-tailed Mouse Opossum

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

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.

Buff-bellied Fat-tailed Mouse Opossum

The Buff-Bellied Fat-Tailed Mouse Opossum (Thylamys venustus) is a species in the genus Thylamys. It is currently classified as Data Deficient on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.