Dwarf round ray vs Merriam's kangaroo rat

Urotrygon nana compared with Dipodomys merriami

Key Differences

• Dwarf round ray is Near Threatened while Merriam's kangaroo rat is Least Concern.

Taxonomic Classification

Rank	Dwarf round ray	Merriam's kangaroo rat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Myliobatiformes (Myliobatiformes)	Rodentia (Rodents)
Family	Urotrygonidae	Heteromyidae
Genus	Urotrygon	Dipodomys
Species	Urotrygon nana	Dipodomys merriami

Evolutionary Relationship

Dwarf round ray and Merriam's kangaroo rat share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Dwarf round ray

NT — Near Threatened

Merriam's kangaroo rat

LC — Least Concern

Physical Characteristics

Attribute	Dwarf round ray	Merriam's kangaroo rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Dwarf round ray

Merriam's kangaroo rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.