Japanese Weasel vs Javan Rusa

Mustela itatsi compared with Rusa timorensis

Key Differences

• Japanese Weasel is Near Threatened while Javan Rusa is Vulnerable.

Taxonomic Classification

Rank	Japanese Weasel	Javan Rusa
Kingdom same	Animalia (động vật)	Animalia (động vật)
Phylum same	Chordata (động vật có dây sống)	Chordata (động vật có dây sống)
Class same	Mammalia (lớp Thú)	Mammalia (lớp Thú)
Order	Carnivora (bộ Ăn thịt)	Artiodactyla (Bộ Guốc chẵn)
Family	Mustelidae (Weasels & Otters)	Cervidae (Deer)
Genus	Mustela	Rusa
Species	Mustela itatsi	Rusa timorensis

Evolutionary Relationship

Japanese Weasel and Javan Rusa share a common ancestor at the Class level: Mammalia. (lớp Thú)

Conservation Status

Japanese Weasel

NT — Near Threatened

Javan Rusa

VU — Vulnerable

Physical Characteristics

Attribute	Japanese Weasel	Javan Rusa
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.

Javan Rusa

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, tundra, and tropical and subtropical moist broadleaf forests spanning the Australasia and Afrotropic and Oceanian realms.

Range

Distributed across Mauritius, New Zealand, and Norway. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.