Rat surmulot vs Graceful Laucha

Rattus norvegicus compared with Calomys lepidus

Taxonomic Classification

Rank	Rat surmulot	Graceful Laucha
Kingdom same	Animalia (animal)	Animalia (animal)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (mammifères)	Mammalia (mammifères)
Order same	Rodentia (Rodents)	Rodentia (Rodents)
Family	Muridae (Mice & Rats)	Cricetidae
Genus	Rattus	Calomys
Species	Rattus norvegicus	Calomys lepidus

Evolutionary Relationship

Rat surmulot and Graceful Laucha share a common ancestor at the Order level: Rodentia. (Rodents)

Conservation Status

Rat surmulot

LC — Least Concern

Graceful Laucha

LC — Least Concern

Physical Characteristics

Attribute	Rat surmulot	Graceful Laucha
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Rat surmulot

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).

Graceful Laucha

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Rat surmulot

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.