Japanese Weasel vs Rusty Porecrust

Mustela itatsi compared with Fuscoporia ferruginosa

Key Differences

• Japanese Weasel is Near Threatened while Rusty Porecrust is Least Concern.

Taxonomic Classification

Rank	Japanese Weasel	Rusty Porecrust
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Basidiomycota (Club Fungi)
Class	Mammalia (Mammals)	Agaricomycetes (Mushrooms)
Order	Carnivora (Carnivorans)	Hymenochaetales (Hymenochaetales)
Family	Mustelidae (Weasels & Otters)	Hymenochaetaceae
Genus	Mustela	Fuscoporia
Species	Mustela itatsi	Fuscoporia ferruginosa

Conservation Status

Japanese Weasel

NT — Near Threatened

Rusty Porecrust

LC — Least Concern

Physical Characteristics

Attribute	Japanese Weasel	Rusty Porecrust
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.

Rusty Porecrust

Habitat

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

Range

Distributed across Belgium, Denmark, Norway, Sweden, and United States.