Japanese Weasel vs Ray

Mustela itatsi compared with Dipturus trachyderma

Key Differences

• Japanese Weasel is Near Threatened while Ray is Endangered.

Taxonomic Classification

Rank	Japanese Weasel	Ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Carnivora (Carnivorans)	Rajiformes (Rajiformes)
Family	Mustelidae (Weasels & Otters)	Rajidae
Genus	Mustela	Dipturus
Species	Mustela itatsi	Dipturus trachyderma

Evolutionary Relationship

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

Conservation Status

Japanese Weasel

NT — Near Threatened

Ray

EN — Endangered

Physical Characteristics

Attribute	Japanese Weasel	Ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

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.

Ray

Habitat

Native to South America, inhabiting ecosystems characteristic of the region.

Range

Found in Chile. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.