Brown Rat vs Arnab

Rattus norvegicus compared with Chimaera monstrosa

Key Differences

• Brown Rat is Least Concern while Arnab is Vulnerable.

Taxonomic Classification

Rank	Brown Rat	Arnab
Kingdom same	Animalia (حيوانات)	Animalia (حيوانات)
Phylum same	Chordata (حبليات)	Chordata (حبليات)
Class	Mammalia (ثدييات)	Holocephali (كاملات الرؤوس)
Order	Rodentia (قوارض)	Chimaeriformes (خرافيات)
Family	Muridae (Mice & Rats)	Chimaeridae
Genus	Rattus	Chimaera
Species	Rattus norvegicus	Chimaera monstrosa

Evolutionary Relationship

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

Conservation Status

Brown Rat

LC — Least Concern

Arnab

VU — Vulnerable

Physical Characteristics

Attribute	Brown Rat	Arnab
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).

Arnab

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, Portugal, and Sweden. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Brown Rat

Brown Rat (Rattus norvegicus) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Arnab

The Chimaera (Chimaera monstrosa) is a species in the genus Chimaera. It is currently classified as Vulnerable on the IUCN Red List. Native to Europe, inhabiting ecosystems characteristic of the region.

Shared Countries

Both species can be found in 4 countries:

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