Heavy-browed Mouse Opossum vs Japanese Weasel

Marmosa andersoni compared with Mustela itatsi

Key Differences

• Heavy-browed Mouse Opossum is Data Deficient while Japanese Weasel is Near Threatened.

Taxonomic Classification

Rank	Heavy-browed Mouse Opossum	Japanese Weasel
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Didelphimorphia (Didelphimorphia)	Carnivora (Carnivorans)
Family	Didelphidae	Mustelidae (Weasels & Otters)
Genus	Marmosa	Mustela
Species	Marmosa andersoni	Mustela itatsi

Evolutionary Relationship

Heavy-browed Mouse Opossum and Japanese Weasel share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Heavy-browed Mouse Opossum

DD — Data Deficient

Japanese Weasel

NT — Near Threatened

Physical Characteristics

Attribute	Heavy-browed Mouse Opossum	Japanese Weasel
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Heavy-browed Mouse Opossum

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

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.