Brown Rat vs Scarce Widow

Rattus norvegicus compared with Dingana fraterna

Key Differences

• Brown Rat is Least Concern while Scarce Widow is Critically Endangered.

Taxonomic Classification

Rank	Brown Rat	Scarce Widow
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Rodentia (Rodents)	Lepidoptera (Butterflies & Moths)
Family	Muridae (Mice & Rats)	Nymphalidae (Brush-footed Butterflies)
Genus	Rattus	Dingana
Species	Rattus norvegicus	Dingana fraterna

Evolutionary Relationship

Brown Rat and Scarce Widow share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Brown Rat

LC — Least Concern

Scarce Widow

CR — Critically Endangered

Physical Characteristics

Attribute	Brown Rat	Scarce Widow
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).

Scarce Widow

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

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.