Brown Rat vs Forest Dormouse

Rattus norvegicus compared with Dryomys nitedula

Taxonomic Classification

Rank	Brown Rat	Forest Dormouse
Kingdom same	Animalia (động vật)	Animalia (động vật)
Phylum same	Chordata (động vật có dây sống)	Chordata (động vật có dây sống)
Class same	Mammalia (lớp Thú)	Mammalia (lớp Thú)
Order same	Rodentia (Bộ Gặm nhấm)	Rodentia (Bộ Gặm nhấm)
Family	Muridae (Mice & Rats)	Gliridae
Genus	Rattus	Dryomys
Species	Rattus norvegicus	Dryomys nitedula

Evolutionary Relationship

Brown Rat and Forest Dormouse share a common ancestor at the Order level: Rodentia. (Bộ Gặm nhấm)

Conservation Status

Brown Rat

LC — Least Concern

Forest Dormouse

LC — Least Concern

Physical Characteristics

Attribute	Brown Rat	Forest Dormouse
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).

Forest Dormouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

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.