Japanese Weasel vs rufescent pika

Mustela itatsi compared with Ochotona rufescens

Key Differences

• Japanese Weasel is Near Threatened while rufescent pika is Least Concern.

Taxonomic Classification

Rank	Japanese Weasel	rufescent pika
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Carnivora (Carnivorans)	Lagomorpha (Rabbits & Hares)
Family	Mustelidae (Weasels & Otters)	Ochotonidae
Genus	Mustela	Ochotona
Species	Mustela itatsi	Ochotona rufescens

Evolutionary Relationship

Japanese Weasel and rufescent pika share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Japanese Weasel

NT — Near Threatened

rufescent pika

LC — Least Concern

Physical Characteristics

Attribute	Japanese Weasel	rufescent pika
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.

rufescent pika

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.