Alston s Cotton Rat vs Bisamratte

Sigmodon alstoni compared with Ondatra zibethicus

Key Differences

• Alston s Cotton Rat is Least Concern while Bisamratte is Not Evaluated.

Taxonomic Classification

Rank	Alston s Cotton Rat	Bisamratte
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	Ondatra
Species	Sigmodon alstoni	Ondatra zibethicus

Evolutionary Relationship

Alston s Cotton Rat and Bisamratte share a common ancestor at the Family level: Cricetidae.

Conservation Status

Alston s Cotton Rat

LC — Least Concern

Bisamratte

NE — Not Evaluated

Physical Characteristics

Attribute	Alston s Cotton Rat	Bisamratte
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.

Bisamratte

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Widely distributed across Asia (8 countries), Europe (37 countries), North America (United States), and South America (Argentina, Bolivia, Chile).

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.

Bisamratte

The Bisamratte (Ondatra zibethicus) is a species in the genus Ondatra. Typically found in diverse terrestrial and aquatic ecosystems.