Alston s Cotton Rat vs tiny risso snail

Sigmodon alstoni compared with Rissoa parva

Taxonomic Classification

Rank	Alston s Cotton Rat	tiny risso snail
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Mammalia (Mammals)	Gastropoda (Gastropoda)
Order	Rodentia (Rodents)	Littorinimorpha (Littorinimorpha)
Family	Cricetidae	Rissoidae
Genus	Sigmodon	Rissoa
Species	Sigmodon alstoni	Rissoa parva

Evolutionary Relationship

Alston s Cotton Rat and tiny risso snail share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Alston s Cotton Rat

LC — Least Concern

tiny risso snail

LC — Least Concern

Physical Characteristics

Attribute	Alston s Cotton Rat	tiny risso snail
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Alston s Cotton Rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela.

tiny risso snail

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

Alston s Cotton Rat

The Alston s Cotton Rat (Sigmodon alstoni) is a species in the genus Sigmodon. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems. Distributed across Colombia and Venezuela.