Brown Rat vs Variable flatsedge

Rattus norvegicus compared with Cyperus difformis

Taxonomic Classification

Rank	Brown Rat	Variable flatsedge
Kingdom	Animalia (動物)	Plantae (植物)
Phylum	Chordata (脊索動物)	Magnoliophyta (被子植物門)
Class	Mammalia (哺乳類)	Liliopsida (単子葉植物綱)
Order	Rodentia (ネズミ目)	Poales (イネ目)
Family	Muridae (Mice & Rats)	Cyperaceae
Genus	Rattus	Cyperus
Species	Rattus norvegicus	Cyperus difformis

Conservation Status

Brown Rat

LC — Least Concern

Variable flatsedge

LC — Least Concern

Physical Characteristics

Attribute	Brown Rat	Variable flatsedge
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).

Variable flatsedge

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 6 distinct biome types spanning the Indomalayan and Neotropic and Palearctic realms. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (9 countries), Asia (10 countries), Europe (9 countries), North America (6 countries), Oceania and the Pacific (5 countries), and South America (6 countries).

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。

Shared Countries

Both species can be found in 26 countries:

🇧🇪 Belgium 🇧🇴 Bolivia 🇧🇷 Brazil 🇨🇱 Chile 🇨🇴 Colombia 🇪🇬 Egypt 🇫🇯 Fiji 🇫🇷 France 🇭🇺 Hungary 🇮🇹 Italy 🇯🇲 Jamaica 🇲🇭 Marshall Islands 🇲🇺 Mauritius 🇲🇽 Mexico 🇫🇲 Micronesia 🇳🇱 Netherlands 🇵🇼 Palau 🇵🇪 Peru 🇵🇹 Portugal 🇱🇨 Saint Lucia 🇸🇬 Singapore 🇪🇸 Spain 🇹🇼 Taiwan 🇺🇦 Ukraine 🇬🇧 United Kingdom 🇺🇸 United States