Common Periwinkle vs Losea Rat

Littorina littorea compared with Rattus losea

Taxonomic Classification

Rank	Common Periwinkle	Losea Rat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Chordata (Chordates)
Class	Gastropoda (Gastropoda)	Mammalia (Mammals)
Order	Littorinimorpha (Littorinimorpha)	Rodentia (Rodents)
Family	Littorinidae	Muridae (Mice & Rats)
Genus	Littorina	Rattus
Species	Littorina littorea	Rattus losea

Evolutionary Relationship

Common Periwinkle and Losea Rat share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Common Periwinkle

LC — Least Concern

Losea Rat

LC — Least Concern

Physical Characteristics

Attribute	Common Periwinkle	Losea Rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

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).

Losea Rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Taiwan.

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.