Common Periwinkle vs Formosan rock macaque

Littorina littorea compared with Macaca cyclopis

Taxonomic Classification

Rank	Common Periwinkle	Formosan rock macaque
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Chordata (Chordates)
Class	Gastropoda (Gastropoda)	Mammalia (Mammals)
Order	Littorinimorpha (Littorinimorpha)	Primates (Primates)
Family	Littorinidae	Cercopithecidae (Old World Monkeys)
Genus	Littorina	Macaca
Species	Littorina littorea	Macaca cyclopis

Evolutionary Relationship

Common Periwinkle and Formosan rock macaque share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Common Periwinkle

LC — Least Concern

Formosan rock macaque

LC — Least Concern

Physical Characteristics

Attribute	Common Periwinkle	Formosan rock macaque
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).

Formosan rock macaque

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Japan and 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.