Eurasian red squirrel vs St. James' shell

Sciurus vulgaris compared with Pecten maximus

Taxonomic Classification

Rank	Eurasian red squirrel	St. James' shell
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Mammalia (Mammals)	Bivalvia (Bivalvia)
Order	Rodentia (Rodents)	Pectinida (Pectinida)
Family	Sciuridae (Squirrels)	Pectinidae
Genus	Sciurus (Tree Squirrels)	Pecten
Species	Sciurus vulgaris	Pecten maximus

Evolutionary Relationship

Eurasian red squirrel and St. James' shell share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Eurasian red squirrel

LC — Least Concern

St. James' shell

LC — Least Concern

Physical Characteristics

Attribute	Eurasian red squirrel	St. James' shell
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Eurasian red squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

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

St. James' shell

Habitat

Native to Asia and Europe and South America, inhabiting ecosystems characteristic of the region.

Range

Widely distributed across Asia (China), Europe (8 countries), and South America (Chile).

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.

St. James' shell

St. James' shell (Pecten maximus) 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 4 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden