Alston s Cotton Rat vs Dusky melanomys

Sigmodon alstoni compared with Melanomys caliginosus

Taxonomic Classification

Rank	Alston s Cotton Rat	Dusky melanomys
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	Melanomys
Species	Sigmodon alstoni	Melanomys caliginosus

Evolutionary Relationship

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

Conservation Status

Alston s Cotton Rat

LC — Least Concern

Dusky melanomys

LC — Least Concern

Physical Characteristics

Attribute	Alston s Cotton Rat	Dusky melanomys
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.

Dusky melanomys

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, and Venezuela.

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.

Shared Countries

Both species can be found in 2 countries:

🇨🇴 Colombia 🇻🇪 Venezuela