Japanese Weasel vs Triangle-marked Roller

Mustela itatsi compared with Ancylis achatana

Key Differences

• Japanese Weasel is Near Threatened while Triangle-marked Roller is Vulnerable.

Taxonomic Classification

Rank	Japanese Weasel	Triangle-marked Roller
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Carnivora (Carnivorans)	Lepidoptera (Butterflies & Moths)
Family	Mustelidae (Weasels & Otters)	Tortricidae
Genus	Mustela	Ancylis
Species	Mustela itatsi	Ancylis achatana

Evolutionary Relationship

Japanese Weasel and Triangle-marked Roller share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Japanese Weasel

NT — Near Threatened

Triangle-marked Roller

VU — Vulnerable

Physical Characteristics

Attribute	Japanese Weasel	Triangle-marked Roller
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.

Triangle-marked Roller

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.