Brown Rat vs roker

Rattus norvegicus compared with Raja clavata

Key Differences

• Brown Rat is Least Concern while roker is Near Threatened.

Taxonomic Classification

Rank	Brown Rat	roker
Kingdom same	Animalia (동물)	Animalia (동물)
Phylum same	Chordata (척삭동물)	Chordata (척삭동물)
Class	Mammalia (포유류)	Elasmobranchii
Order	Rodentia (설치류)	Rajiformes (홍어목)
Family	Muridae (Mice & Rats)	Rajidae
Genus	Rattus	Raja
Species	Rattus norvegicus	Raja clavata

Evolutionary Relationship

Brown Rat and roker share a common ancestor at the Phylum level: Chordata. (척삭동물)

Conservation Status

Brown Rat

LC — Least Concern

roker

NT — Near Threatened

Physical Characteristics

Attribute	Brown Rat	roker
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).

roker

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

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

Brown Rat

집쥐(Rattus norvegicus)는 IUCN 적색목록에서 관심대상(LC)으로 분류됩니다. 분포 범위 전반에 걸쳐 널리 서식하며 개체 수가 안정적으로 유지되고 있어 즉각적인 보전 우려가 없습니다.

Shared Countries

Both species can be found in 5 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇵🇹 Portugal 🇸🇪 Sweden