Arctic dock vs Brown Rat

Rumex arcticus compared with Rattus norvegicus

Key Differences

• Arctic dock is Not Evaluated while Brown Rat is Least Concern.

Taxonomic Classification

Rank	Arctic dock	Brown Rat
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Chordata (Chordates)
Class	Magnoliopsida (Dicots)	Mammalia (Mammals)
Order	Caryophyllales (Caryophyllales)	Rodentia (Rodents)
Family	Polygonaceae	Muridae (Mice & Rats)
Genus	Rumex	Rattus
Species	Rumex arcticus	Rattus norvegicus

Conservation Status

Arctic dock

NE — Not Evaluated

Brown Rat

LC — Least Concern

Physical Characteristics

Attribute	Arctic dock	Brown Rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arctic dock

Habitat

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

Range

Distributed across Canada and Norway.

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).

Arctic dock

The Arctic dock (Rumex arcticus) is a species in the genus Rumex. 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.

Shared Countries

Both species can be found in 2 countries:

🇨🇦 Canada 🇳🇴 Norway