Brown Rat vs Murin Nordique

Rattus norvegicus compared with Myotis septentrionalis

Key Differences

• Brown Rat is Least Concern while Murin Nordique is Near Threatened.

Taxonomic Classification

Rank	Brown Rat	Murin Nordique
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Rodentia (Rodents)	Chiroptera (Bats)
Family	Muridae (Mice & Rats)	Vespertilionidae
Genus	Rattus	Myotis
Species	Rattus norvegicus	Myotis septentrionalis

Evolutionary Relationship

Brown Rat and Murin Nordique share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Brown Rat

LC — Least Concern

Murin Nordique

NT — Near Threatened

Physical Characteristics

Attribute	Brown Rat	Murin Nordique
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).

Murin Nordique

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

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

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.

Shared Countries

Both species can be found in 1 countries:

🇺🇸 United States