brittlestar vs Japanese Weasel

Amphiura filiformis compared with Mustela itatsi

Key Differences

• brittlestar is Least Concern while Japanese Weasel is Near Threatened.

Taxonomic Classification

Rank	brittlestar	Japanese Weasel
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Echinodermata (Echinoderms)	Chordata (Chordates)
Class	Ophiuroidea (Ophiuroidea)	Mammalia (Mammals)
Order	Amphilepidida (Amphilepidida)	Carnivora (Carnivorans)
Family	Amphiuridae	Mustelidae (Weasels & Otters)
Genus	Amphiura	Mustela
Species	Amphiura filiformis	Mustela itatsi

Evolutionary Relationship

brittlestar and Japanese Weasel share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

brittlestar

LC — Least Concern

Japanese Weasel

NT — Near Threatened

Physical Characteristics

Attribute	brittlestar	Japanese Weasel
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

brittlestar

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across 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.

brittlestar

The Brittlestar (Amphiura filiformis) is a species in the genus Amphiura. It is currently classified as Least Concern on the IUCN Red List. Native to Europe, inhabiting ecosystems characteristic of the region.