Caucasian Pygmy Shrew vs Common Periwinkle

Sorex volnuchini compared with Littorina littorea

Taxonomic Classification

Rank	Caucasian Pygmy Shrew	Common Periwinkle
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Mammalia (Mammals)	Gastropoda (Gastropoda)
Order	Soricomorpha (Soricomorpha)	Littorinimorpha (Littorinimorpha)
Family	Soricidae	Littorinidae
Genus	Sorex	Littorina
Species	Sorex volnuchini	Littorina littorea

Evolutionary Relationship

Caucasian Pygmy Shrew and Common Periwinkle share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Caucasian Pygmy Shrew

LC — Least Concern

Common Periwinkle

LC — Least Concern

Physical Characteristics

Attribute	Caucasian Pygmy Shrew	Common Periwinkle
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Caucasian Pygmy Shrew

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Common Periwinkle

Habitat

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

Range

Found across Europe (4 countries) and North America (Canada, United States).

Caucasian Pygmy Shrew

The Caucasian Pygmy Shrew (Sorex volnuchini) is a species in the genus Sorex. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

Common Periwinkle

Common Periwinkle (Littorina littorea) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.