Japanese Weasel vs robust shell

Mustela itatsi compared with Littoraria undulata

Key Differences

• Japanese Weasel is Near Threatened while robust shell is Least Concern.

Taxonomic Classification

Rank	Japanese Weasel	robust shell
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Mammalia (Mammals)	Gastropoda (Gastropoda)
Order	Carnivora (Carnivorans)	Littorinimorpha (Littorinimorpha)
Family	Mustelidae (Weasels & Otters)	Littorinidae
Genus	Mustela	Littoraria
Species	Mustela itatsi	Littoraria undulata

Evolutionary Relationship

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

Conservation Status

Japanese Weasel

NT — Near Threatened

robust shell

LC — Least Concern

Physical Characteristics

Attribute	Japanese Weasel	robust shell
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.

robust shell

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

Range

Found in Taiwan.