Arctic barrel-bubble vs Big-eared opossum

Retusa obtusa compared with Didelphis aurita

Taxonomic Classification

Rank	Arctic barrel-bubble	Big-eared opossum
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Chordata (Chordates)
Class	Gastropoda (Gastropoda)	Mammalia (Mammals)
Order	Cephalaspidea (Cephalaspidea)	Didelphimorphia (Didelphimorphia)
Family	Retusidae	Didelphidae
Genus	Retusa	Didelphis
Species	Retusa obtusa	Didelphis aurita

Evolutionary Relationship

Arctic barrel-bubble and Big-eared opossum share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Arctic barrel-bubble

LC — Least Concern

Big-eared opossum

LC — Least Concern

Physical Characteristics

Attribute	Arctic barrel-bubble	Big-eared opossum
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arctic barrel-bubble

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

Big-eared opossum

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Arctic barrel-bubble

The Arctic barrel-bubble (Retusa obtusa) is a species in the genus Retusa. It is currently classified as Least Concern on the IUCN Red List. Typically found in terrestrial and aquatic habitats including forests and freshwater.

Big-eared opossum

The Big-eared opossum (Didelphis aurita) is a species in the genus Didelphis. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.