Greedy Olalla Rat vs Narrow-headed Vole

Olallamys edax compared with Microtus gregalis

Key Differences

• Greedy Olalla Rat is Data Deficient while Narrow-headed Vole is Least Concern.

Taxonomic Classification

Rank	Greedy Olalla Rat	Narrow-headed Vole
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum same	Chordata (脊索动物门)	Chordata (脊索动物门)
Class same	Mammalia (哺乳動物)	Mammalia (哺乳動物)
Order same	Rodentia (啮齿目)	Rodentia (啮齿目)
Family	Echimyidae	Cricetidae
Genus	Olallamys	Microtus
Species	Olallamys edax	Microtus gregalis

Evolutionary Relationship

Greedy Olalla Rat and Narrow-headed Vole share a common ancestor at the Order level: Rodentia. (啮齿目)

Conservation Status

Greedy Olalla Rat

DD — Data Deficient

Narrow-headed Vole

LC — Least Concern

Physical Characteristics

Attribute	Greedy Olalla Rat	Narrow-headed Vole
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Greedy Olalla Rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Venezuela.

Narrow-headed Vole

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.