European Ground Squirrel vs Oak Crust

Spermophilus citellus compared with Peniophora quercina

Key Differences

• European Ground Squirrel is Endangered while Oak Crust is Least Concern.

Taxonomic Classification

Rank	European Ground Squirrel	Oak Crust
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Basidiomycota (Club Fungi)
Class	Mammalia (Mammals)	Agaricomycetes (Mushrooms)
Order	Rodentia (Rodents)	Russulales (Russulales)
Family	Sciuridae (Squirrels)	Peniophoraceae
Genus	Spermophilus	Peniophora
Species	Spermophilus citellus	Peniophora quercina

Conservation Status

European Ground Squirrel

EN — Endangered

Oak Crust

LC — Least Concern

Physical Characteristics

Attribute	European Ground Squirrel	Oak Crust
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.

Oak Crust

Habitat

Typically found in forest floors, decomposing wood, and soil ecosystems.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.