Japanese Weasel vs Lefèbvre’s Ringlet

Mustela itatsi compared with Erebia lefebvrei

Key Differences

• Japanese Weasel is Near Threatened while Lefèbvre’s Ringlet is Least Concern.

Taxonomic Classification

Rank	Japanese Weasel	Lefèbvre’s Ringlet
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 lefebvrei

Evolutionary Relationship

Japanese Weasel and Lefèbvre’s Ringlet share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Japanese Weasel

NT — Near Threatened

Lefèbvre’s Ringlet

LC — Least Concern

Physical Characteristics

Attribute	Japanese Weasel	Lefèbvre’s Ringlet
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.

Lefèbvre’s Ringlet

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Andorra, France, and Spain.