Brown Rat vs

Rattus norvegicus compared with Calliacantha simplex

Key Differences

• Brown Rat is Least Concern while is Not Evaluated.

Taxonomic Classification

Rank	Brown Rat
Kingdom	Animalia (动物界)	Protozoa (原生動物)
Phylum	Chordata (脊索动物门)	Choanozoa (領鞭毛動物)
Class	Mammalia (哺乳動物)	Choanoflagellatea (领鞭毛虫纲)
Order	Rodentia (啮齿目)	Choanoflagellida (颌鞭目)
Family	Muridae (Mice & Rats)	Acanthoecidae
Genus	Rattus	Calliacantha
Species	Rattus norvegicus	Calliacantha simplex

Conservation Status

Brown Rat

LC — Least Concern

NE — Not Evaluated

Physical Characteristics

Attribute	Brown Rat
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).

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Norway and Sweden.

Brown Rat

褐家鼠（Rattus norvegicus）在IUCN红色名录中被列为无危（LC）。其分布广泛，种群数量稳定，无紧迫保护关切。

The (Calliacantha simplex) is a species in the genus Calliacantha. Distributed across Norway and Sweden.

Shared Countries

Both species can be found in 2 countries:

🇳🇴 Norway 🇸🇪 Sweden