Alston s Cotton Rat vs Pallas's squirrel, Red-bellied tree squirrel

Sigmodon alstoni compared with Callosciurus erythraeus

Key Differences

• Alston s Cotton Rat is Least Concern while Pallas's squirrel, Red-bellied tree squirrel is Not Evaluated.

Taxonomic Classification

Rank	Alston s Cotton Rat	Pallas's squirrel, Red-bellied tree squirrel
Kingdom same	Animalia (동물)	Animalia (동물)
Phylum same	Chordata (척삭동물)	Chordata (척삭동물)
Class same	Mammalia (포유류)	Mammalia (포유류)
Order same	Rodentia (설치류)	Rodentia (설치류)
Family	Cricetidae	Sciuridae (Squirrels)
Genus	Sigmodon	Callosciurus
Species	Sigmodon alstoni	Callosciurus erythraeus

Evolutionary Relationship

Alston s Cotton Rat and Pallas's squirrel, Red-bellied tree squirrel share a common ancestor at the Order level: Rodentia. (설치류)

Conservation Status

Alston s Cotton Rat

LC — Least Concern

Pallas's squirrel, Red-bellied tree squirrel

NE — Not Evaluated

Physical Characteristics

Attribute	Alston s Cotton Rat	Pallas's squirrel, Red-bellied tree squirrel
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.

Pallas's squirrel, Red-bellied tree squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Widely distributed across Asia (China, Japan), Europe (8 countries), and South America (Argentina).

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.