Japanese Weasel vs Olive Nut Truffle

Mustela itatsi compared with Hymenogaster olivaceus

Key Differences

• Japanese Weasel is Near Threatened while Olive Nut Truffle is Data Deficient.

Taxonomic Classification

Rank	Japanese Weasel	Olive Nut Truffle
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)	Hymenogastraceae
Genus	Mustela	Hymenogaster
Species	Mustela itatsi	Hymenogaster olivaceus

Conservation Status

Japanese Weasel

NT — Near Threatened

Olive Nut Truffle

DD — Data Deficient

Physical Characteristics

Attribute	Japanese Weasel	Olive Nut Truffle
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.

Olive Nut Truffle

Habitat

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

Range

Distributed across Denmark, Norway, and Sweden.