Dwarf round ray vs Japanese Weasel

Urotrygon nana compared with Mustela itatsi

Taxonomic Classification

Rank	Dwarf round ray	Japanese Weasel
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Myliobatiformes (Myliobatiformes)	Carnivora (Carnivorans)
Family	Urotrygonidae	Mustelidae (Weasels & Otters)
Genus	Urotrygon	Mustela
Species	Urotrygon nana	Mustela itatsi

Evolutionary Relationship

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

Conservation Status

Dwarf round ray

NT — Near Threatened

Japanese Weasel

NT — Near Threatened

Physical Characteristics

Attribute	Dwarf round ray	Japanese Weasel
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Dwarf round ray

Japanese Weasel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Japan. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.