brittlestar vs Ruddy Darter

Amphiura filiformis compared with Sympetrum sanguineum

Taxonomic Classification

Rank	brittlestar	Ruddy Darter
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum	Echinodermata (棘皮動物)	Arthropoda (節足動物)
Class	Ophiuroidea (クモヒトデ)	Insecta (昆虫)
Order	Amphilepidida (Amphilepidida)	Odonata (蜻蛉目)
Family	Amphiuridae	Libellulidae
Genus	Amphiura	Sympetrum
Species	Amphiura filiformis	Sympetrum sanguineum

Evolutionary Relationship

brittlestar and Ruddy Darter share a common ancestor at the Kingdom level: Animalia. (動物)

Conservation Status

brittlestar

LC — Least Concern

Ruddy Darter

LC — Least Concern

Physical Characteristics

Attribute	brittlestar	Ruddy Darter
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.

Ruddy Darter

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Luxembourg, Norway, and Sweden.

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.

Ruddy Darter

Ruddy Darter（Sympetrum sanguineum）は IUCN レッドリストで軽度懸念（LC）に分類されている。分布域全体に広く分布し個体数も豊富で、個体群は安定しており差し迫った保全上の懸念はない。

Shared Countries

Both species can be found in 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden