Alston s Cotton Rat vs Bridge Roller

Sigmodon alstoni compared with Ancylis uncella

Taxonomic Classification

Rank	Alston s Cotton Rat	Bridge Roller
Kingdom same	Animalia (animal)	Animalia (animal)
Phylum	Chordata (Chordates)	Arthropoda (arthropodes)
Class	Mammalia (mammifères)	Insecta (insecte)
Order	Rodentia (Rodents)	Lepidoptera (Butterflies & Moths)
Family	Cricetidae	Tortricidae
Genus	Sigmodon	Ancylis
Species	Sigmodon alstoni	Ancylis uncella

Evolutionary Relationship

Alston s Cotton Rat and Bridge Roller share a common ancestor at the Kingdom level: Animalia. (animal)

Conservation Status

Alston s Cotton Rat

LC — Least Concern

Bridge Roller

LC — Least Concern

Physical Characteristics

Attribute	Alston s Cotton Rat	Bridge Roller
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.

Bridge Roller

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

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.

Bridge Roller

The Bridge Roller (Ancylis uncella) is a species in the genus Ancylis. It is currently classified as Least Concern on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.