Hotson’s Brush-tailed Mouse vs Little Ground Squirrel

Calomyscus hotsoni compared with Spermophilus pygmaeus

Taxonomic Classification

Rank	Hotson’s Brush-tailed Mouse	Little Ground 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	Calomyscidae	Sciuridae (Squirrels)
Genus	Calomyscus	Spermophilus
Species	Calomyscus hotsoni	Spermophilus pygmaeus

Evolutionary Relationship

Hotson’s Brush-tailed Mouse and Little Ground Squirrel share a common ancestor at the Order level: Rodentia. (Rodents)

Conservation Status

Hotson’s Brush-tailed Mouse

LC — Least Concern

Little Ground Squirrel

LC — Least Concern

Physical Characteristics

Attribute	Hotson’s Brush-tailed Mouse	Little Ground Squirrel
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Hotson’s Brush-tailed Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Little Ground Squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Russia and Ukraine.