Common Blue vs Eurasian red squirrel

Polyommatus icarus compared with Sciurus vulgaris

Taxonomic Classification

Rank	Common Blue	Eurasian red squirrel
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Mammalia (Mammals)
Order	Lepidoptera (Butterflies & Moths)	Rodentia (Rodents)
Family	Lycaenidae	Sciuridae (Squirrels)
Genus	Polyommatus	Sciurus (Tree Squirrels)
Species	Polyommatus icarus	Sciurus vulgaris

Evolutionary Relationship

Common Blue and Eurasian red squirrel share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Common Blue

LC — Least Concern

Eurasian red squirrel

LC — Least Concern

Physical Characteristics

Attribute	Common Blue	Eurasian red squirrel
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Common Blue

Habitat

Inhabits Mediterranean forests and woodlands within the Palearctic biogeographic realm.

Range

Widely distributed across Asia (Cyprus), Europe (40 countries), and North America (United States).

Eurasian red squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found across Asia (Georgia) and Europe (5 countries).

Common Blue

Common Blue (Polyommatus icarus) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Eurasian red squirrel

Eurasian red squirrel (Sciurus vulgaris) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Shared Countries

Both species can be found in 5 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇷🇺 Russia 🇸🇪 Sweden