Brown Rat vs Galapagos Oryzomys

Rattus norvegicus compared with Aegialomys galapagoensis

Key Differences

Brown Rat is Least Concern while Galapagos Oryzomys is Vulnerable.

Taxonomic Classification

Rank	Brown Rat	Galapagos Oryzomys
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class same	Mammalia (mamíferos)	Mammalia (mamíferos)
Order same	Rodentia (Roedores)	Rodentia (Roedores)
Family	Muridae (Mice & Rats)	Cricetidae
Genus	Rattus	Aegialomys
Species	Rattus norvegicus	Aegialomys galapagoensis

Evolutionary Relationship

Brown Rat and Galapagos Oryzomys share a common ancestor at the Order level: Rodentia. (Roedores)

View Order: Rodentia

Conservation Status

Brown Rat

LC — Least Concern

Galapagos Oryzomys

VU — Vulnerable

Physical Characteristics

Attribute	Brown Rat	Galapagos Oryzomys
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).

Galapagos Oryzomys

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

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.