Japanese Weasel vs Lesser Spearwort

Mustela itatsi compared with Ranunculus flammula

Key Differences

• Japanese Weasel is Near Threatened while Lesser Spearwort is Least Concern.

Taxonomic Classification

Rank	Japanese Weasel	Lesser Spearwort
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Magnoliophyta (Flowering Plants)
Class	Mammalia (Mammals)	Magnoliopsida (Dicots)
Order	Carnivora (Carnivorans)	Ranunculales (Ranunculales)
Family	Mustelidae (Weasels & Otters)	Ranunculaceae
Genus	Mustela	Ranunculus
Species	Mustela itatsi	Ranunculus flammula

Conservation Status

Japanese Weasel

NT — Near Threatened

Lesser Spearwort

LC — Least Concern

Physical Characteristics

Attribute	Japanese Weasel	Lesser Spearwort
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.

Lesser Spearwort

Habitat

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

Range

Widely distributed across Europe (6 countries), North America (United States), and Oceania and the Pacific (New Zealand).