Brown Rat vs Limestone Violet

Rattus norvegicus compared with Viola calcicola

Key Differences

• Brown Rat is Least Concern while Limestone Violet is Near Threatened.

Taxonomic Classification

Rank	Brown Rat	Limestone Violet
Kingdom	Animalia (動物)	Plantae (植物)
Phylum	Chordata (脊索動物)	Magnoliophyta (被子植物門)
Class	Mammalia (哺乳類)	Magnoliopsida (モクレン綱)
Order	Rodentia (ネズミ目)	Malpighiales (キントラノオ目)
Family	Muridae (Mice & Rats)	Violaceae
Genus	Rattus	Viola
Species	Rattus norvegicus	Viola calcicola

Conservation Status

Brown Rat

LC — Least Concern

Limestone Violet

NT — Near Threatened

Physical Characteristics

Attribute	Brown Rat	Limestone Violet
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brown Rat

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 10 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (11 countries), Asia (15 countries), Europe (41 countries), North America (16 countries), Oceania and the Pacific (10 countries), and South America (10 countries).

Limestone Violet

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Brown Rat

ドブネズミ（Rattus norvegicus）はIUCNレッドリストで軽度懸念（LC）に分類されています。分布域全体に広く生息し個体数は安定しており、緊急の保護上の懸念はありません。