Arctic barrel-bubble vs Caspian Shrew

Retusa obtusa compared with Crocidura caspica

Key Differences

• Arctic barrel-bubble is Least Concern while Caspian Shrew is Data Deficient.

Taxonomic Classification

Rank	Arctic barrel-bubble	Caspian Shrew
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Chordata (Chordates)
Class	Gastropoda (Gastropoda)	Mammalia (Mammals)
Order	Cephalaspidea (Cephalaspidea)	Soricomorpha (Soricomorpha)
Family	Retusidae	Soricidae
Genus	Retusa	Crocidura
Species	Retusa obtusa	Crocidura caspica

Evolutionary Relationship

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

Conservation Status

Arctic barrel-bubble

LC — Least Concern

Caspian Shrew

DD — Data Deficient

Physical Characteristics

Attribute	Arctic barrel-bubble	Caspian Shrew
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.

Caspian Shrew

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.

Caspian Shrew

The Caspian Shrew (Crocidura caspica) is a species in the genus Crocidura. It is currently classified as Data Deficient on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.