Brown Rat vs California Licorice-root

Rattus norvegicus compared with Ligusticum californicum

Taxonomic Classification

Rank	Brown Rat	California Licorice-root
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Magnoliophyta (Flowering Plants)
Class	Mammalia (Mammals)	Magnoliopsida (Dicots)
Order	Rodentia (Rodents)	Apiales (Apiales)
Family	Muridae (Mice & Rats)	Apiaceae
Genus	Rattus	Ligusticum
Species	Rattus norvegicus	Ligusticum californicum

Conservation Status

Brown Rat

LC — Least Concern

California Licorice-root

LC — Least Concern

Physical Characteristics

Attribute	Brown Rat	California Licorice-root
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).

California Licorice-root

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

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.

California Licorice-root

The California Licorice-root (Ligusticum californicum) is a species in the genus Ligusticum. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.