Common Periwinkle vs Isarog Shrew Mouse

Littorina littorea compared with Archboldomys luzonensis

Key Differences

• Common Periwinkle is Least Concern while Isarog Shrew Mouse is Vulnerable.

Taxonomic Classification

Rank	Common Periwinkle	Isarog Shrew 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	Archboldomys
Species	Littorina littorea	Archboldomys luzonensis

Evolutionary Relationship

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

Conservation Status

Common Periwinkle

LC — Least Concern

Isarog Shrew Mouse

VU — Vulnerable

Physical Characteristics

Attribute	Common Periwinkle	Isarog Shrew 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).

Isarog Shrew 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.