Brown Rat vs Stool iris

Rattus norvegicus compared with Iris aphylla

Key Differences

• Brown Rat is Least Concern while Stool iris is Not Evaluated.

Taxonomic Classification

Rank	Brown Rat	Stool iris
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum	Chordata (脊索动物门)	Arthropoda (节肢动物门)
Class	Mammalia (哺乳動物)	Insecta (昆蟲綱)
Order	Rodentia (啮齿目)	Mantodea (螳螂目)
Family	Muridae (Mice & Rats)	Eremiaphilidae
Genus	Rattus	Iris
Species	Rattus norvegicus	Iris aphylla

Evolutionary Relationship

Brown Rat and Stool iris share a common ancestor at the Kingdom level: Animalia. (动物界)

Conservation Status

Brown Rat

LC — Least Concern

Stool iris

NE — Not Evaluated

Physical Characteristics

Attribute	Brown Rat	Stool iris
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).

Stool iris

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Norway, Sweden, and United States.

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。

Shared Countries

Both species can be found in 3 countries:

🇳🇴 Norway 🇸🇪 Sweden 🇺🇸 United States