Japanese Weasel vs Kalinowski s Mouse Opossum

Mustela itatsi compared with Hyladelphys kalinowskii

Key Differences

• Japanese Weasel is Near Threatened while Kalinowski s Mouse Opossum is Least Concern.

Taxonomic Classification

Rank	Japanese Weasel	Kalinowski s Mouse Opossum
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Carnivora (Carnivorans)	Didelphimorphia (Didelphimorphia)
Family	Mustelidae (Weasels & Otters)	Didelphidae
Genus	Mustela	Hyladelphys
Species	Mustela itatsi	Hyladelphys kalinowskii

Evolutionary Relationship

Japanese Weasel and Kalinowski s Mouse Opossum share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Japanese Weasel

NT — Near Threatened

Kalinowski s Mouse Opossum

LC — Least Concern

Physical Characteristics

Attribute	Japanese Weasel	Kalinowski s Mouse Opossum
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.

Kalinowski s Mouse Opossum

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.