Alston s Cotton Rat vs Pohnpei tree snail

Sigmodon alstoni compared with Partula emersoni

Key Differences

• Alston s Cotton Rat is Least Concern while Pohnpei tree snail is Critically Endangered.

Taxonomic Classification

Rank	Alston s Cotton Rat	Pohnpei tree snail
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Mammalia (Mammals)	Gastropoda (Gastropoda)
Order	Rodentia (Rodents)	Stylommatophora (Stylommatophora)
Family	Cricetidae	Partulidae
Genus	Sigmodon	Partula
Species	Sigmodon alstoni	Partula emersoni

Evolutionary Relationship

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

Conservation Status

Alston s Cotton Rat

LC — Least Concern

Pohnpei tree snail

CR — Critically Endangered

Physical Characteristics

Attribute	Alston s Cotton Rat	Pohnpei tree 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.

Pohnpei tree snail

Habitat

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

Range

Found in Norway. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

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.