Brown Rat vs Aka-ginzame

Rattus norvegicus compared with Hydrolagus mitsukurii

Key Differences

• Brown Rat is Least Concern while Aka-ginzame is Near Threatened.

Taxonomic Classification

Rank	Brown Rat	Aka-ginzame
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class	Mammalia (哺乳類)	Holocephali (全頭亜綱)
Order	Rodentia (ネズミ目)	Chimaeriformes (ギンザメ目)
Family	Muridae (Mice & Rats)	Chimaeridae
Genus	Rattus	Hydrolagus
Species	Rattus norvegicus	Hydrolagus mitsukurii

Evolutionary Relationship

Brown Rat and Aka-ginzame share a common ancestor at the Phylum level: Chordata. (脊索動物)

Conservation Status

Brown Rat

LC — Least Concern

Aka-ginzame

NT — Near Threatened

Physical Characteristics

Attribute	Brown Rat	Aka-ginzame
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).

Aka-ginzame

Habitat

Native to Asia, inhabiting ecosystems characteristic of the region.

Range

Found in Taiwan. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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 1 countries:

🇹🇼 Taiwan