Hudson s Thomaomys vs Little Ground Squirrel

Thomasomys hudsoni compared with Spermophilus pygmaeus

Key Differences

• Hudson s Thomaomys is Vulnerable while Little Ground Squirrel is Least Concern.

Taxonomic Classification

Rank	Hudson s Thomaomys	Little Ground Squirrel
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	Cricetidae	Sciuridae (Squirrels)
Genus	Thomasomys	Spermophilus
Species	Thomasomys hudsoni	Spermophilus pygmaeus

Evolutionary Relationship

Hudson s Thomaomys and Little Ground Squirrel share a common ancestor at the Order level: Rodentia. (Rodents)

Conservation Status

Hudson s Thomaomys

VU — Vulnerable

Little Ground Squirrel

LC — Least Concern

Physical Characteristics

Attribute	Hudson s Thomaomys	Little Ground Squirrel
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Hudson s Thomaomys

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Little Ground Squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Russia and Ukraine.