Flat Periwinkle vs Flat-skulled Shrew

Littorina obtusata compared with Sorex roboratus

Taxonomic Classification

Rank	Flat Periwinkle	Flat-skulled Shrew
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Chordata (Chordates)
Class	Gastropoda (Gastropoda)	Mammalia (Mammals)
Order	Littorinimorpha (Littorinimorpha)	Soricomorpha (Soricomorpha)
Family	Littorinidae	Soricidae
Genus	Littorina	Sorex
Species	Littorina obtusata	Sorex roboratus

Evolutionary Relationship

Flat Periwinkle and Flat-skulled Shrew share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Flat Periwinkle

LC — Least Concern

Flat-skulled Shrew

LC — Least Concern

Physical Characteristics

Attribute	Flat Periwinkle	Flat-skulled Shrew
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Flat Periwinkle

Habitat

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

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

Flat-skulled Shrew

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.