Dwarf round ray vs Northern Rock Deermouse

Urotrygon nana compared with Peromyscus nasutus

Key Differences

• Dwarf round ray is Near Threatened while Northern Rock Deermouse is Least Concern.

Taxonomic Classification

Rank	Dwarf round ray	Northern Rock Deermouse
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	Peromyscus
Species	Urotrygon nana	Peromyscus nasutus

Evolutionary Relationship

Dwarf round ray and Northern Rock Deermouse share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Dwarf round ray

NT — Near Threatened

Northern Rock Deermouse

LC — Least Concern

Physical Characteristics

Attribute	Dwarf round ray	Northern Rock Deermouse
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Dwarf round ray

Northern Rock Deermouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.