Arctic barrel-bubble vs Gray-bellied Rice Rat

Retusa obtusa compared with Nephelomys moerex

Key Differences

• Arctic barrel-bubble is Least Concern while Gray-bellied Rice Rat is Extinct.

Taxonomic Classification

Rank	Arctic barrel-bubble	Gray-bellied Rice Rat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Chordata (Chordates)
Class	Gastropoda (Gastropoda)	Mammalia (Mammals)
Order	Cephalaspidea (Cephalaspidea)	Rodentia (Rodents)
Family	Retusidae	Cricetidae
Genus	Retusa	Nephelomys
Species	Retusa obtusa	Nephelomys moerex

Evolutionary Relationship

Arctic barrel-bubble and Gray-bellied Rice Rat share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Arctic barrel-bubble

LC — Least Concern

Gray-bellied Rice Rat

EX — Extinct

Physical Characteristics

Attribute	Arctic barrel-bubble	Gray-bellied Rice Rat
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.

Gray-bellied Rice Rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador.

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.