Japanese Weasel vs Red Edge Brittlestem

Mustela itatsi compared with Psathyrella corrugis

Key Differences

• Japanese Weasel is Near Threatened while Red Edge Brittlestem is Least Concern.

Taxonomic Classification

Rank	Japanese Weasel	Red Edge Brittlestem
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Basidiomycota (Club Fungi)
Class	Mammalia (Mammals)	Agaricomycetes (Mushrooms)
Order	Carnivora (Carnivorans)	Agaricales (Gilled Mushrooms)
Family	Mustelidae (Weasels & Otters)	Psathyrellaceae
Genus	Mustela	Psathyrella
Species	Mustela itatsi	Psathyrella corrugis

Conservation Status

Japanese Weasel

NT — Near Threatened

Red Edge Brittlestem

LC — Least Concern

Physical Characteristics

Attribute	Japanese Weasel	Red Edge Brittlestem
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.

Red Edge Brittlestem

Habitat

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

Range

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