Japanese Weasel vs Slippery Jack

Mustela itatsi compared with Suillus luteus

Key Differences

• Japanese Weasel is Near Threatened while Slippery Jack is Least Concern.

Taxonomic Classification

Rank	Japanese Weasel	Slippery Jack
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Basidiomycota (Club Fungi)
Class	Mammalia (Mammals)	Agaricomycetes (Mushrooms)
Order	Carnivora (Carnivorans)	Boletales (Boletales)
Family	Mustelidae (Weasels & Otters)	Suillaceae
Genus	Mustela	Suillus
Species	Mustela itatsi	Suillus luteus

Conservation Status

Japanese Weasel

NT — Near Threatened

Slippery Jack

LC — Least Concern

Physical Characteristics

Attribute	Japanese Weasel	Slippery Jack
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.

Slippery Jack

Habitat

Typically found in forest floors, decomposing wood, and soil ecosystems.

Range

Widely distributed across Europe (4 countries), North America (United States), and South America (Brazil, Chile).