Bilberry Roller vs Japanese Weasel

Ancylis myrtillana compared with Mustela itatsi

Key Differences

• Bilberry Roller is Least Concern while Japanese Weasel is Near Threatened.

Taxonomic Classification

Rank	Bilberry Roller	Japanese Weasel
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum	Arthropoda (節足動物)	Chordata (脊索動物)
Class	Insecta (昆虫)	Mammalia (哺乳類)
Order	Lepidoptera (チョウ目)	Carnivora (ネコ目)
Family	Tortricidae	Mustelidae (Weasels & Otters)
Genus	Ancylis	Mustela
Species	Ancylis myrtillana	Mustela itatsi

Evolutionary Relationship

Bilberry Roller and Japanese Weasel share a common ancestor at the Kingdom level: Animalia. (動物)

Conservation Status

Bilberry Roller

LC — Least Concern

Japanese Weasel

NT — Near Threatened

Physical Characteristics

Attribute	Bilberry Roller	Japanese Weasel
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bilberry Roller

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

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.

Bilberry Roller

The Bilberry Roller (Ancylis myrtillana) is a species in the genus Ancylis. It is currently classified as Least Concern on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.