Japanese Weasel vs Short-Haired Leafwalker

Mustela itatsi compared with Chalcosyrphus piger

Key Differences

• Japanese Weasel is Near Threatened while Short-Haired Leafwalker is Endangered.

Taxonomic Classification

Rank	Japanese Weasel	Short-Haired Leafwalker
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Carnivora (Carnivorans)	Diptera (Diptera)
Family	Mustelidae (Weasels & Otters)	Syrphidae
Genus	Mustela	Chalcosyrphus
Species	Mustela itatsi	Chalcosyrphus piger

Evolutionary Relationship

Japanese Weasel and Short-Haired Leafwalker share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Japanese Weasel

NT — Near Threatened

Short-Haired Leafwalker

EN — Endangered

Physical Characteristics

Attribute	Japanese Weasel	Short-Haired Leafwalker
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.

Short-Haired Leafwalker

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

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