Dwarf round ray vs Paradox Vole

Urotrygon nana compared with Microtus paradoxus

Key Differences

• Dwarf round ray is Near Threatened while Paradox Vole is Least Concern.

Taxonomic Classification

Rank	Dwarf round ray	Paradox Vole
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Myliobatiformes (Myliobatiformes)	Rodentia (Rodents)
Family	Urotrygonidae	Cricetidae
Genus	Urotrygon	Microtus
Species	Urotrygon nana	Microtus paradoxus

Evolutionary Relationship

Dwarf round ray and Paradox Vole share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Dwarf round ray

NT — Near Threatened

Paradox Vole

LC — Least Concern

Physical Characteristics

Attribute	Dwarf round ray	Paradox Vole
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Dwarf round ray

Paradox Vole

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.