Delicate Pygmy Rice Rat vs field vole

Oligoryzomys delicatus compared with Microtus agrestis

Key Differences

• Delicate Pygmy Rice Rat is Data Deficient while field vole is Near Threatened.

Taxonomic Classification

Rank	Delicate Pygmy Rice Rat	field vole
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order same	Rodentia (Rodents)	Rodentia (Rodents)
Family same	Cricetidae	Cricetidae
Genus	Oligoryzomys	Microtus
Species	Oligoryzomys delicatus	Microtus agrestis

Evolutionary Relationship

Delicate Pygmy Rice Rat and field vole share a common ancestor at the Family level: Cricetidae.

Conservation Status

Delicate Pygmy Rice Rat

DD — Data Deficient

field vole

NT — Near Threatened

Physical Characteristics

Attribute	Delicate Pygmy Rice Rat	field vole
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.

field vole

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Belgium, Denmark, Norway, Russia, and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

field vole

field vole (Microtus agrestis) is classified as Near Threatened (NT) on the IUCN Red List. Close to qualifying as threatened, with populations that may become vulnerable without conservation action.