European Ground Squirrel vs Four-toed Hedgehog

Spermophilus citellus compared with Atelerix albiventris

Key Differences

• European Ground Squirrel is Endangered while Four-toed Hedgehog is Least Concern.

Taxonomic Classification

Rank	European Ground Squirrel	Four-toed Hedgehog
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Rodentia (Rodents)	Erinaceomorpha (Erinaceomorpha)
Family	Sciuridae (Squirrels)	Erinaceidae
Genus	Spermophilus	Atelerix
Species	Spermophilus citellus	Atelerix albiventris

Evolutionary Relationship

European Ground Squirrel and Four-toed Hedgehog share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

European Ground Squirrel

EN — Endangered

Four-toed Hedgehog

LC — Least Concern

Physical Characteristics

Attribute	European Ground Squirrel	Four-toed Hedgehog
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.

Four-toed Hedgehog

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Ecuador and Spain.