Japanese Weasel vs Scarce Dwarf

Mustela itatsi compared with Elachista trapeziella

Key Differences

• Japanese Weasel is Near Threatened while Scarce Dwarf is Vulnerable.

Taxonomic Classification

Rank	Japanese Weasel	Scarce Dwarf
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)	Elachistidae
Genus	Mustela	Elachista
Species	Mustela itatsi	Elachista trapeziella

Evolutionary Relationship

Japanese Weasel and Scarce Dwarf share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Japanese Weasel

NT — Near Threatened

Scarce Dwarf

VU — Vulnerable

Physical Characteristics

Attribute	Japanese Weasel	Scarce Dwarf
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.

Scarce Dwarf

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.