Japanese Weasel vs Slender Stonewort

Mustela itatsi compared with Nitella gracilis

Key Differences

• Japanese Weasel is Near Threatened while Slender Stonewort is Vulnerable.

Taxonomic Classification

Rank	Japanese Weasel	Slender Stonewort
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Charophyta (Charophyta)
Class	Mammalia (Mammals)	Charophyceae (Charophyceae)
Order	Carnivora (Carnivorans)	Charales (Charales)
Family	Mustelidae (Weasels & Otters)	Characeae
Genus	Mustela	Nitella
Species	Mustela itatsi	Nitella gracilis

Conservation Status

Japanese Weasel

NT — Near Threatened

Slender Stonewort

VU — Vulnerable

Physical Characteristics

Attribute	Japanese Weasel	Slender Stonewort
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.

Slender Stonewort

Habitat

Native to Asia and Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Widely distributed across Asia (Taiwan), Europe (Denmark, Norway, Sweden), North America (United States), and South America (Brazil). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.