Japanese Weasel vs Narrow-leaved Arrowhead

Mustela itatsi compared with Sagittaria subulata

Key Differences

• Japanese Weasel is Near Threatened while Narrow-leaved Arrowhead is Not Evaluated.

Taxonomic Classification

Rank	Japanese Weasel	Narrow-leaved Arrowhead
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Magnoliophyta (Flowering Plants)
Class	Mammalia (Mammals)	Liliopsida (Monocots)
Order	Carnivora (Carnivorans)	Alismatales (Alismatales)
Family	Mustelidae (Weasels & Otters)	Alismataceae
Genus	Mustela	Sagittaria
Species	Mustela itatsi	Sagittaria subulata

Conservation Status

Japanese Weasel

NT — Near Threatened

Narrow-leaved Arrowhead

NE — Not Evaluated

Physical Characteristics

Attribute	Japanese Weasel	Narrow-leaved Arrowhead
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.

Narrow-leaved Arrowhead

Habitat

Typically found in grasslands, wetlands, forests, and cultivated landscapes.

Range

Found across Europe (9 countries) and South America (Colombia).