Japanese Weasel vs Oak Blackhead

Mustela itatsi compared with Diatrypella quercina

Key Differences

• Japanese Weasel is Near Threatened while Oak Blackhead is Least Concern.

Taxonomic Classification

Rank	Japanese Weasel	Oak Blackhead
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Ascomycota (Sac Fungi)
Class	Mammalia (Mammals)	Sordariomycetes (Sordariomycetes)
Order	Carnivora (Carnivorans)	Xylariales (Xylariales)
Family	Mustelidae (Weasels & Otters)	Diatrypaceae
Genus	Mustela	Diatrypella
Species	Mustela itatsi	Diatrypella quercina

Conservation Status

Japanese Weasel

NT — Near Threatened

Oak Blackhead

LC — Least Concern

Physical Characteristics

Attribute	Japanese Weasel	Oak Blackhead
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.

Oak Blackhead

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Belgium, Norway, Portugal, and Sweden.