Japanese Weasel vs Prostrate knotweed

Mustela itatsi compared with Polygonum aviculare

Key Differences

• Japanese Weasel is Near Threatened while Prostrate knotweed is Not Evaluated.

Taxonomic Classification

Rank	Japanese Weasel	Prostrate knotweed
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Magnoliophyta (Flowering Plants)
Class	Mammalia (Mammals)	Magnoliopsida (Dicots)
Order	Carnivora (Carnivorans)	Caryophyllales (Caryophyllales)
Family	Mustelidae (Weasels & Otters)	Polygonaceae
Genus	Mustela	Polygonum
Species	Mustela itatsi	Polygonum aviculare

Conservation Status

Japanese Weasel

NT — Near Threatened

Prostrate knotweed

NE — Not Evaluated

Physical Characteristics

Attribute	Japanese Weasel	Prostrate knotweed
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.

Prostrate knotweed

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Range

Widely distributed across Africa (9 countries), Asia (8 countries), Europe (11 countries), North America (6 countries), Oceania and the Pacific (Australia, Solomon Islands), and South America (7 countries).