Alston s Cotton Rat vs Nelson s Antelope Squirrel

Sigmodon alstoni compared with Ammospermophilus nelsoni

Key Differences

• Alston s Cotton Rat is Least Concern while Nelson s Antelope Squirrel is Endangered.

Taxonomic Classification

Rank	Alston s Cotton Rat	Nelson s Antelope Squirrel
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order same	Rodentia (Rodents)	Rodentia (Rodents)
Family	Cricetidae	Sciuridae (Squirrels)
Genus	Sigmodon	Ammospermophilus
Species	Sigmodon alstoni	Ammospermophilus nelsoni

Evolutionary Relationship

Alston s Cotton Rat and Nelson s Antelope Squirrel share a common ancestor at the Order level: Rodentia. (Rodents)

Conservation Status

Alston s Cotton Rat

LC — Least Concern

Nelson s Antelope Squirrel

EN — Endangered

Physical Characteristics

Attribute	Alston s Cotton Rat	Nelson s Antelope 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.

Nelson s Antelope Squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

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.