Japanese Weasel vs Red-Disked Alpine

Mustela itatsi compared with Erebia discoidalis

Key Differences

• Japanese Weasel is Near Threatened while Red-Disked Alpine is Least Concern.

Taxonomic Classification

Rank	Japanese Weasel	Red-Disked Alpine
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Carnivora (Carnivorans)	Lepidoptera (Butterflies & Moths)
Family	Mustelidae (Weasels & Otters)	Nymphalidae (Brush-footed Butterflies)
Genus	Mustela	Erebia
Species	Mustela itatsi	Erebia discoidalis

Evolutionary Relationship

Japanese Weasel and Red-Disked Alpine share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Japanese Weasel

NT — Near Threatened

Red-Disked Alpine

LC — Least Concern

Physical Characteristics

Attribute	Japanese Weasel	Red-Disked Alpine
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.

Red-Disked Alpine

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Canada and Russia.