Blue Flag vs Brown Rat

Iris versicolor compared with Rattus norvegicus

Key Differences

• Blue Flag is Not Evaluated while Brown Rat is Least Concern.

Taxonomic Classification

Rank	Blue Flag	Brown Rat
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum	Arthropoda (節足動物)	Chordata (脊索動物)
Class	Insecta (昆虫)	Mammalia (哺乳類)
Order	Mantodea (カマキリ目)	Rodentia (ネズミ目)
Family	Eremiaphilidae	Muridae (Mice & Rats)
Genus	Iris	Rattus
Species	Iris versicolor	Rattus norvegicus

Evolutionary Relationship

Blue Flag and Brown Rat share a common ancestor at the Kingdom level: Animalia. (動物)

Conservation Status

Blue Flag

NE — Not Evaluated

Brown Rat

LC — Least Concern

Physical Characteristics

Attribute	Blue Flag	Brown Rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Blue Flag

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (10 countries) and North America (Canada, United States).

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).

Blue Flag

The Blue Flag (Iris versicolor) is a species in the genus Iris. Typically found in virtually all terrestrial and freshwater habitats.

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 12 countries:

🇧🇪 Belgium 🇨🇦 Canada 🇩🇰 Denmark 🇫🇮 Finland 🇫🇷 France 🇩🇪 Germany 🇳🇱 Netherlands 🇳🇴 Norway 🇸🇰 Slovakia 🇸🇪 Sweden 🇬🇧 United Kingdom 🇺🇸 United States