European Ground Squirrel vs Pallas's squirrel, Red-bellied tree squirrel

Spermophilus citellus compared with Callosciurus erythraeus

Key Differences

• European Ground Squirrel is Endangered while Pallas's squirrel, Red-bellied tree squirrel is Not Evaluated.

Taxonomic Classification

Rank	European Ground Squirrel	Pallas's squirrel, Red-bellied tree 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 same	Sciuridae (Squirrels)	Sciuridae (Squirrels)
Genus	Spermophilus	Callosciurus
Species	Spermophilus citellus	Callosciurus erythraeus

Evolutionary Relationship

European Ground Squirrel and Pallas's squirrel, Red-bellied tree squirrel share a common ancestor at the Family level: Sciuridae. (Squirrels)

Conservation Status

European Ground Squirrel

EN — Endangered

Pallas's squirrel, Red-bellied tree squirrel

NE — Not Evaluated

Physical Characteristics

Attribute	European Ground Squirrel	Pallas's squirrel, Red-bellied tree squirrel
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

European Ground Squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

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

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).