Common Periwinkle vs Northern Hopping Mouse

Littorina littorea compared with Notomys aquilo

Key Differences

• Common Periwinkle is Least Concern while Northern Hopping Mouse is Endangered.

Taxonomic Classification

Rank	Common Periwinkle	Northern Hopping Mouse
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	Notomys
Species	Littorina littorea	Notomys aquilo

Evolutionary Relationship

Common Periwinkle and Northern Hopping Mouse share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Common Periwinkle

LC — Least Concern

Northern Hopping Mouse

EN — Endangered

Physical Characteristics

Attribute	Common Periwinkle	Northern Hopping Mouse
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).

Northern Hopping Mouse

Habitat

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.