Bad-smelling Alkanet vs Brown Rat

Alkanna maleolens compared with Rattus norvegicus

Key Differences

• Bad-smelling Alkanet is Critically Endangered while Brown Rat is Least Concern.

Taxonomic Classification

Rank	Bad-smelling Alkanet	Brown Rat
Kingdom	Plantae (植物)	Animalia (動物)
Phylum	Magnoliophyta (被子植物門)	Chordata (脊索動物)
Class	Magnoliopsida (モクレン綱)	Mammalia (哺乳類)
Order	Boraginales (ムラサキ目)	Rodentia (ネズミ目)
Family	Boraginaceae	Muridae (Mice & Rats)
Genus	Alkanna	Rattus
Species	Alkanna maleolens	Rattus norvegicus

Conservation Status

Bad-smelling Alkanet

CR — Critically Endangered

Brown Rat

LC — Least Concern

Physical Characteristics

Attribute	Bad-smelling Alkanet	Brown Rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bad-smelling Alkanet

Habitat

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

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).

Bad-smelling Alkanet

The Bad-smelling Alkanet (Alkanna maleolens) is a species in the genus Alkanna. It is currently classified as Critically Endangered on the IUCN Red List. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Brown Rat

ドブネズミ（Rattus norvegicus）はIUCNレッドリストで軽度懸念（LC）に分類されています。分布域全体に広く生息し個体数は安定しており、緊急の保護上の懸念はありません。