Arctic barrel-bubble vs Big-eared Hopping Mouse

Retusa obtusa compared with Notomys macrotis

Key Differences

• Arctic barrel-bubble is Least Concern while Big-eared Hopping Mouse is Extinct.

Taxonomic Classification

Rank	Arctic barrel-bubble	Big-eared Hopping Mouse
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Chordata (Chordates)
Class	Gastropoda (Gastropoda)	Mammalia (Mammals)
Order	Cephalaspidea (Cephalaspidea)	Rodentia (Rodents)
Family	Retusidae	Muridae (Mice & Rats)
Genus	Retusa	Notomys
Species	Retusa obtusa	Notomys macrotis

Evolutionary Relationship

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

Conservation Status

Arctic barrel-bubble

LC — Least Concern

Big-eared Hopping Mouse

EX — Extinct

Physical Characteristics

Attribute	Arctic barrel-bubble	Big-eared Hopping Mouse
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 Hopping Mouse

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 Hopping Mouse

The Big-eared Hopping Mouse (Notomys macrotis) is a species in the genus Notomys. It is currently classified as Extinct on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.