Child’s Rice Rat vs Common Periwinkle

Nephelomys childi compared with Littorina littorea

Taxonomic Classification

Rank	Child’s Rice Rat	Common Periwinkle
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Mammalia (Mammals)	Gastropoda (Gastropoda)
Order	Rodentia (Rodents)	Littorinimorpha (Littorinimorpha)
Family	Cricetidae	Littorinidae
Genus	Nephelomys	Littorina
Species	Nephelomys childi	Littorina littorea

Evolutionary Relationship

Child’s Rice Rat and Common Periwinkle share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Child’s Rice Rat

LC — Least Concern

Common Periwinkle

LC — Least Concern

Physical Characteristics

Attribute	Child’s Rice Rat	Common Periwinkle
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Child’s Rice Rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Colombia.

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).

Child’s Rice Rat

The Child’s Rice Rat (Nephelomys childi) is a species in the genus Nephelomys. It is currently classified as Least Concern on the IUCN Red List. 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.