Eastern Willow Spreadwing vs Japanese Weasel

Chalcolestes parvidens compared with Mustela itatsi

Key Differences

• Eastern Willow Spreadwing is Least Concern while Japanese Weasel is Near Threatened.

Taxonomic Classification

Rank	Eastern Willow Spreadwing	Japanese Weasel
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Mammalia (Mammals)
Order	Odonata (Odonata)	Carnivora (Carnivorans)
Family	Lestidae	Mustelidae (Weasels & Otters)
Genus	Chalcolestes	Mustela
Species	Chalcolestes parvidens	Mustela itatsi

Evolutionary Relationship

Eastern Willow Spreadwing and Japanese Weasel share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Eastern Willow Spreadwing

LC — Least Concern

Japanese Weasel

NT — Near Threatened

Physical Characteristics

Attribute	Eastern Willow Spreadwing	Japanese Weasel
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Eastern Willow Spreadwing

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

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.