Brown Rat vs Canada Wild Rye

Rattus norvegicus compared with Elymus canadensis

Key Differences

Brown Rat is Least Concern while Canada Wild Rye is Not Evaluated.

Taxonomic Classification

Rank	Brown Rat	Canada Wild Rye
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Magnoliophyta (Flowering Plants)
Class	Mammalia (Mammals)	Liliopsida (Monocots)
Order	Rodentia (Rodents)	Poales (Grasses)
Family	Muridae (Mice & Rats)	Poaceae (Grass Family)
Genus	Rattus	Elymus
Species	Rattus norvegicus	Elymus canadensis

Conservation Status

Brown Rat

LC — Least Concern

Canada Wild Rye

NE — Not Evaluated

Physical Characteristics

Attribute	Brown Rat	Canada Wild Rye
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).

Canada Wild Rye

Habitat

Typically found in grasslands, wetlands, forests, and cultivated landscapes.

Range

Found across Europe (10 countries) and North America (United States).

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.

Canada Wild Rye

The Canada Wild Rye (Elymus canadensis) is a species in the genus Elymus. Typically found in grasslands, wetlands, forests, and cultivated landscapes.