Narrow-headed Vole vs Orinocan Speckled Tree-rat

Microtus gregalis compared with Pattonomys punctatus

Key Differences

• Narrow-headed Vole is Least Concern while Orinocan Speckled Tree-rat is Data Deficient.

Taxonomic Classification

Rank	Narrow-headed Vole	Orinocan Speckled Tree-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	Echimyidae
Genus	Microtus	Pattonomys
Species	Microtus gregalis	Pattonomys punctatus

Evolutionary Relationship

Narrow-headed Vole and Orinocan Speckled Tree-rat share a common ancestor at the Order level: Rodentia. (ネズミ目)

Conservation Status

Narrow-headed Vole

LC — Least Concern

Orinocan Speckled Tree-rat

DD — Data Deficient

Physical Characteristics

Attribute	Narrow-headed Vole	Orinocan Speckled Tree-rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Narrow-headed Vole

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Orinocan Speckled Tree-rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Venezuela.