brittlestar vs ウズラクイナ

Amphiura filiformis compared with Crex crex

Key Differences

• brittlestar is Least Concern while ウズラクイナ is Critically Endangered.

Taxonomic Classification

Rank	brittlestar	ウズラクイナ
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum	Echinodermata (棘皮動物)	Chordata (脊索動物)
Class	Ophiuroidea (クモヒトデ)	Aves (鳥類)
Order	Amphilepidida (Amphilepidida)	Gruiformes (ツル目)
Family	Amphiuridae	Rallidae
Genus	Amphiura	Crex
Species	Amphiura filiformis	Crex crex

Evolutionary Relationship

brittlestar and ウズラクイナ share a common ancestor at the Kingdom level: Animalia. (動物)

Conservation Status

brittlestar

LC — Least Concern

ウズラクイナ

CR — Critically Endangered

Physical Characteristics

Attribute	brittlestar	ウズラクイナ
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.

ウズラクイナ

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and boreal forests and taiga, among 8 distinct biome types within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found across Europe (6 countries). Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

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.

ウズラクイナ

ウズラクイナ（Crex crex）はIUCNレッドリストで絶滅危惧IA類（CR）に分類される。深刻な個体数減少と生息地消失により、野生での絶滅リスクが極めて高い。

Shared Countries

Both species can be found in 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden