Ecuadorian Cotton Rat vs Eurasian water shrew

Sigmodon inopinatus compared with Neomys fodiens

Key Differences

• Ecuadorian Cotton Rat is Vulnerable while Eurasian water shrew is Endangered.

Taxonomic Classification

Rank	Ecuadorian Cotton Rat	Eurasian water shrew
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum same	Chordata (脊索动物门)	Chordata (脊索动物门)
Class same	Mammalia (哺乳動物)	Mammalia (哺乳動物)
Order	Rodentia (啮齿目)	Soricomorpha (鼩形目)
Family	Cricetidae	Soricidae
Genus	Sigmodon	Neomys
Species	Sigmodon inopinatus	Neomys fodiens

Evolutionary Relationship

Ecuadorian Cotton Rat and Eurasian water shrew share a common ancestor at the Class level: Mammalia. (哺乳動物)

Conservation Status

Ecuadorian Cotton Rat

VU — Vulnerable

Eurasian water shrew

EN — Endangered

Physical Characteristics

Attribute	Ecuadorian Cotton Rat	Eurasian water shrew
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Ecuadorian Cotton Rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

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

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.

Eurasian water shrew

欧洲水鼩鼱（Neomys fodiens）在IUCN红色名录中被列为濒危（EN）物种。在野外面临高度灭绝风险，种群数量显著下降，生存面临持续威胁。