Delicate Pygmy Rice Rat vs Oriental House Rat

Oligoryzomys delicatus compared with Rattus tanezumi

Key Differences

• Delicate Pygmy Rice Rat is Data Deficient while Oriental House Rat is Least Concern.

Taxonomic Classification

Rank	Delicate Pygmy Rice Rat	Oriental House Rat
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class same	Mammalia (哺乳類)	Mammalia (哺乳類)
Order same	Rodentia (ネズミ目)	Rodentia (ネズミ目)
Family	Cricetidae	Muridae (Mice & Rats)
Genus	Oligoryzomys	Rattus
Species	Oligoryzomys delicatus	Rattus tanezumi

Evolutionary Relationship

Delicate Pygmy Rice Rat and Oriental House Rat share a common ancestor at the Order level: Rodentia. (ネズミ目)

Conservation Status

Delicate Pygmy Rice Rat

DD — Data Deficient

Oriental House Rat

LC — Least Concern

Physical Characteristics

Attribute	Delicate Pygmy Rice Rat	Oriental House Rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Delicate Pygmy Rice Rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Ecuador.

Oriental House Rat

Habitat

Inhabits tropical and subtropical moist broadleaf forests within the Oceanian biogeographic realm.

Range

Widely distributed across Africa (Eswatini, Lesotho, South Africa), Asia (Philippines, Taiwan), and Oceania and the Pacific (Kiribati).