Japanese Weasel vs Relict Ground Squirrel

Mustela itatsi compared with Spermophilus relictus

Key Differences

• Japanese Weasel is Near Threatened while Relict Ground Squirrel is Least Concern.

Taxonomic Classification

Rank	Japanese Weasel	Relict Ground Squirrel
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Carnivora (Carnivorans)	Rodentia (Rodents)
Family	Mustelidae (Weasels & Otters)	Sciuridae (Squirrels)
Genus	Mustela	Spermophilus
Species	Mustela itatsi	Spermophilus relictus

Evolutionary Relationship

Japanese Weasel and Relict Ground Squirrel share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Japanese Weasel

NT — Near Threatened

Relict Ground Squirrel

LC — Least Concern

Physical Characteristics

Attribute	Japanese Weasel	Relict Ground Squirrel
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.

Relict Ground Squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.