Brown Rat vs Cação-dente-liso

Rattus norvegicus compared with Carcharhinus isodon

Key Differences

• Brown Rat is Least Concern while Cação-dente-liso is Near Threatened.

Taxonomic Classification

Rank	Brown Rat	Cação-dente-liso
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class	Mammalia (mamíferos)	Chondrichthyes (Cartilaginous Fish)
Order	Rodentia (Roedores)	Carcharhiniformes (Ground Sharks)
Family	Muridae (Mice & Rats)	Carcharhinidae
Genus	Rattus	Carcharhinus
Species	Rattus norvegicus	Carcharhinus isodon

Evolutionary Relationship

Brown Rat and Cação-dente-liso share a common ancestor at the Phylum level: Chordata. (cordados)

Conservation Status

Brown Rat

LC — Least Concern

Cação-dente-liso

NT — Near Threatened

Physical Characteristics

Attribute	Brown Rat	Cação-dente-liso
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).

Cação-dente-liso

Habitat

Typically found in marine environments from coastal waters to deep ocean.

Brown Rat

O rato-pardo (Rattus norvegicus) está classificado como Pouco Preocupante (LC) na Lista Vermelha da IUCN. Amplamente distribuído e abundante em sua área de ocorrência, com populações estáveis e sem preocupações de conservação imediatas.