Brown Rat vs Java stingaree

Rattus norvegicus compared with Urolophus javanicus

Key Differences

• Brown Rat is Least Concern while Java stingaree is Critically Endangered.

Taxonomic Classification

Rank	Brown Rat	Java stingaree
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Rodentia (Rodents)	Myliobatiformes (Myliobatiformes)
Family	Muridae (Mice & Rats)	Urolophidae
Genus	Rattus	Urolophus
Species	Rattus norvegicus	Urolophus javanicus

Evolutionary Relationship

Brown Rat and Java stingaree share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Brown Rat

LC — Least Concern

Java stingaree

CR — Critically Endangered

Physical Characteristics

Attribute	Brown Rat	Java stingaree
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).

Java stingaree

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.