Common Periwinkle vs Hare's-tail

Littorina littorea compared with Lagurus ovatus

Key Differences

• Common Periwinkle is Least Concern while Hare's-tail is Not Evaluated.

Taxonomic Classification

Rank	Common Periwinkle	Hare's-tail
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Chordata (Chordates)
Class	Gastropoda (Gastropoda)	Mammalia (Mammals)
Order	Littorinimorpha (Littorinimorpha)	Rodentia (Rodents)
Family	Littorinidae	Cricetidae
Genus	Littorina	Lagurus
Species	Littorina littorea	Lagurus ovatus

Evolutionary Relationship

Common Periwinkle and Hare's-tail share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Common Periwinkle

LC — Least Concern

Hare's-tail

NE — Not Evaluated

Physical Characteristics

Attribute	Common Periwinkle	Hare's-tail
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).

Hare's-tail

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Widely distributed across Africa (South Africa), Asia (India, Japan), Europe (13 countries), North America (Canada, Mexico, United States), Oceania and the Pacific (Australia), and South America (Brazil, Chile, Ecuador).

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.

Shared Countries

Both species can be found in 6 countries:

🇧🇪 Belgium 🇨🇦 Canada 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden 🇺🇸 United States