Brown Rat vs Palawan Pencil-tailed Tree Mouse

Rattus norvegicus compared with Chiropodomys calamianensis

Key Differences

• Brown Rat is Least Concern while Palawan Pencil-tailed Tree Mouse is Data Deficient.

Taxonomic Classification

Rank	Brown Rat	Palawan Pencil-tailed Tree Mouse
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 same	Muridae (Mice & Rats)	Muridae (Mice & Rats)
Genus	Rattus	Chiropodomys
Species	Rattus norvegicus	Chiropodomys calamianensis

Evolutionary Relationship

Brown Rat and Palawan Pencil-tailed Tree Mouse share a common ancestor at the Family level: Muridae. (Mice & Rats)

Conservation Status

Brown Rat

LC — Least Concern

Palawan Pencil-tailed Tree Mouse

DD — Data Deficient

Physical Characteristics

Attribute	Brown Rat	Palawan Pencil-tailed Tree Mouse
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).

Palawan Pencil-tailed Tree Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

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.