Ecuadorian Cotton Rat vs Montane Water Vole

Sigmodon inopinatus compared with Arvicola scherman

Key Differences

• Ecuadorian Cotton Rat is Vulnerable while Montane Water Vole is Least Concern.

Taxonomic Classification

Rank	Ecuadorian Cotton Rat	Montane Water Vole
Kingdom same	Animalia (animal)	Animalia (animal)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (mammifères)	Mammalia (mammifères)
Order same	Rodentia (Rodents)	Rodentia (Rodents)
Family same	Cricetidae	Cricetidae
Genus	Sigmodon	Arvicola
Species	Sigmodon inopinatus	Arvicola scherman

Evolutionary Relationship

Ecuadorian Cotton Rat and Montane Water Vole share a common ancestor at the Family level: Cricetidae.

Conservation Status

Ecuadorian Cotton Rat

VU — Vulnerable

Montane Water Vole

LC — Least Concern

Physical Characteristics

Attribute	Ecuadorian Cotton Rat	Montane Water Vole
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.

Montane Water Vole

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Belgium.