Arctic Blue vs Brown Rat

Agriades aquilo compared with Rattus norvegicus

Key Differences

• Arctic Blue is Near Threatened while Brown Rat is Least Concern.

Taxonomic Classification

Rank	Arctic Blue	Brown Rat
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum	Arthropoda (节肢动物门)	Chordata (脊索动物门)
Class	Insecta (昆蟲綱)	Mammalia (哺乳動物)
Order	Lepidoptera (鱗翅目)	Rodentia (啮齿目)
Family	Lycaenidae	Muridae (Mice & Rats)
Genus	Agriades	Rattus
Species	Agriades aquilo	Rattus norvegicus

Evolutionary Relationship

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

Conservation Status

Arctic Blue

NT — Near Threatened

Brown Rat

LC — Least Concern

Physical Characteristics

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

Habitat & Geographic Range

Arctic Blue

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Finland, Norway, Russia, and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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).

Arctic Blue

The Arctic Blue (Agriades aquilo) is a species in the genus Agriades. It is currently classified as Near Threatened on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

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 4 countries:

🇫🇮 Finland 🇳🇴 Norway 🇷🇺 Russia 🇸🇪 Sweden