Eurasian red squirrel vs Polynesian rat

Sciurus vulgaris compared with Rattus exulans

Taxonomic Classification

Rank	Eurasian red squirrel	Polynesian rat
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class same	Mammalia (哺乳類)	Mammalia (哺乳類)
Order same	Rodentia (ネズミ目)	Rodentia (ネズミ目)
Family	Sciuridae (Squirrels)	Muridae (Mice & Rats)
Genus	Sciurus (Tree Squirrels)	Rattus
Species	Sciurus vulgaris	Rattus exulans

Evolutionary Relationship

Eurasian red squirrel and Polynesian rat share a common ancestor at the Order level: Rodentia. (ネズミ目)

Conservation Status

Eurasian red squirrel

LC — Least Concern

Polynesian rat

LC — Least Concern

Physical Characteristics

Attribute	Eurasian red squirrel	Polynesian rat
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).

Polynesian rat

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical coniferous forests, among 4 distinct biome types spanning the Australasia and Indomalayan realms. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Asia (6 countries), Europe (United Kingdom), North America (United States), Oceania and the Pacific (11 countries), and South America (Chile).

Eurasian red squirrel

キタリス（Sciurus vulgaris）はIUCNレッドリストで軽度懸念（LC）に分類されています。分布域全体にわたって広く生息し、個体数は安定しており、早急な保全上の懸念はありません。