Alston s Cotton Rat vs Eurasian water shrew

Sigmodon alstoni compared with Neomys fodiens

Key Differences

• Alston s Cotton Rat is Least Concern while Eurasian water shrew is Endangered.

Taxonomic Classification

Rank	Alston s Cotton Rat	Eurasian water shrew
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Rodentia (Rodents)	Soricomorpha (Soricomorpha)
Family	Cricetidae	Soricidae
Genus	Sigmodon	Neomys
Species	Sigmodon alstoni	Neomys fodiens

Evolutionary Relationship

Alston s Cotton Rat and Eurasian water shrew share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Alston s Cotton Rat

LC — Least Concern

Eurasian water shrew

EN — Endangered

Physical Characteristics

Attribute	Alston s Cotton Rat	Eurasian water shrew
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.

Eurasian water shrew

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Belgium, Denmark, Norway, Russia, and Sweden. Currently classified as 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.

Eurasian water shrew

Eurasian water shrew (Neomys fodiens) is classified as Endangered (EN) on the IUCN Red List. At high risk of extinction in the wild, with significant population decline and ongoing threats to survival.