Japanese Weasel vs Yellow-bellied Weasel

Mustela itatsi compared with Mustela kathiah

Key Differences

• Japanese Weasel is Near Threatened while Yellow-bellied Weasel is Least Concern.

Taxonomic Classification

Rank	Japanese Weasel	Yellow-bellied Weasel
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order same	Carnivora (Carnivorans)	Carnivora (Carnivorans)
Family same	Mustelidae (Weasels & Otters)	Mustelidae (Weasels & Otters)
Genus same	Mustela	Mustela
Species	Mustela itatsi	Mustela kathiah

Evolutionary Relationship

Japanese Weasel and Yellow-bellied Weasel share a common ancestor at the Genus level: Mustela.

Conservation Status

Japanese Weasel

NT — Near Threatened

Yellow-bellied Weasel

LC — Least Concern

Physical Characteristics

Attribute	Japanese Weasel	Yellow-bellied Weasel
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.

Yellow-bellied Weasel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.