Brown Rat vs cacomistle

Rattus norvegicus compared with Bassariscus sumichrasti

Taxonomic Classification

Rank	Brown Rat	cacomistle
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Rodentia (Rodents)	Carnivora (Carnivorans)
Family	Muridae (Mice & Rats)	Procyonidae (Raccoons)
Genus	Rattus	Bassariscus
Species	Rattus norvegicus	Bassariscus sumichrasti

Evolutionary Relationship

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

Conservation Status

Brown Rat

LC — Least Concern

cacomistle

LC — Least Concern

Physical Characteristics

Attribute	Brown Rat	cacomistle
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).

cacomistle

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.

cacomistle

The Cacomistle (Bassariscus sumichrasti) is a species in the genus Bassariscus. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.