Arctic barrel-bubble vs Fernandina Nesoryzomys

Retusa obtusa compared with Nesoryzomys fernandinae

Key Differences

• Arctic barrel-bubble is Least Concern while Fernandina Nesoryzomys is Vulnerable.

Taxonomic Classification

Rank	Arctic barrel-bubble	Fernandina Nesoryzomys
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	Nesoryzomys
Species	Retusa obtusa	Nesoryzomys fernandinae

Evolutionary Relationship

Arctic barrel-bubble and Fernandina Nesoryzomys share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Arctic barrel-bubble

LC — Least Concern

Fernandina Nesoryzomys

VU — Vulnerable

Physical Characteristics

Attribute	Arctic barrel-bubble	Fernandina Nesoryzomys
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.

Fernandina Nesoryzomys

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

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

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.