Ecuadorian Cotton Rat vs Rata Topera

Sigmodon inopinatus compared with Arvicola amphibius

Key Differences

• Ecuadorian Cotton Rat is Vulnerable while Rata Topera is Near Threatened.

Taxonomic Classification

Rank	Ecuadorian Cotton Rat	Rata Topera
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class same	Mammalia (mamíferos)	Mammalia (mamíferos)
Order same	Rodentia (Rodents)	Rodentia (Rodents)
Family same	Cricetidae	Cricetidae
Genus	Sigmodon	Arvicola
Species	Sigmodon inopinatus	Arvicola amphibius

Evolutionary Relationship

Ecuadorian Cotton Rat and Rata Topera share a common ancestor at the Family level: Cricetidae.

Conservation Status

Ecuadorian Cotton Rat

VU — Vulnerable

Rata Topera

NT — Near Threatened

Physical Characteristics

Attribute	Ecuadorian Cotton Rat	Rata Topera
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.

Rata Topera

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Belgium, Denmark, Norway, Russia, and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.