Ashen Crust vs Japanese Weasel

Peniophora lycii compared with Mustela itatsi

Key Differences

• Ashen Crust is Least Concern while Japanese Weasel is Near Threatened.

Taxonomic Classification

Rank	Ashen Crust	Japanese Weasel
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Basidiomycota (Club Fungi)	Chordata (Chordates)
Class	Agaricomycetes (Mushrooms)	Mammalia (Mammals)
Order	Russulales (Russulales)	Carnivora (Carnivorans)
Family	Peniophoraceae	Mustelidae (Weasels & Otters)
Genus	Peniophora	Mustela
Species	Peniophora lycii	Mustela itatsi

Conservation Status

Ashen Crust

LC — Least Concern

Japanese Weasel

NT — Near Threatened

Physical Characteristics

Attribute	Ashen Crust	Japanese Weasel
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Ashen Crust

Habitat

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

Range

Found across Europe (5 countries) and North America (United States).

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.

Ashen Crust

Ashen crust (Peniophora lycii) is a species in the genus Peniophora. It is listed as Least Concern on the IUCN Red List. Typically found in forest floors, decomposing wood, and soil ecosystems.