Brown Rat vs Thin-flowered Colchicum

Rattus norvegicus compared with Colchicum leptanthum

Key Differences

• Brown Rat is Least Concern while Thin-flowered Colchicum is Critically Endangered.

Taxonomic Classification

Rank	Brown Rat	Thin-flowered Colchicum
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Magnoliophyta (Flowering Plants)
Class	Mammalia (Mammals)	Liliopsida (Monocots)
Order	Rodentia (Rodents)	Liliales (Liliales)
Family	Muridae (Mice & Rats)	Colchicaceae
Genus	Rattus	Colchicum
Species	Rattus norvegicus	Colchicum leptanthum

Conservation Status

Brown Rat

LC — Least Concern

Thin-flowered Colchicum

CR — Critically Endangered

Physical Characteristics

Attribute	Brown Rat	Thin-flowered Colchicum
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).

Thin-flowered Colchicum

Habitat

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

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.