Japanese Weasel vs Spotted Darter

Mustela itatsi compared with Sympetrum depressiusculum

Key Differences

• Japanese Weasel is Near Threatened while Spotted Darter is Vulnerable.

Taxonomic Classification

Rank	Japanese Weasel	Spotted Darter
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Carnivora (Carnivorans)	Odonata (Odonata)
Family	Mustelidae (Weasels & Otters)	Libellulidae
Genus	Mustela	Sympetrum
Species	Mustela itatsi	Sympetrum depressiusculum

Evolutionary Relationship

Japanese Weasel and Spotted Darter share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Japanese Weasel

NT — Near Threatened

Spotted Darter

VU — Vulnerable

Physical Characteristics

Attribute	Japanese Weasel	Spotted Darter
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.

Spotted Darter

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Luxembourg, and Taiwan. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.