brittlestar vs Common Ringed Plover

Amphiura filiformis compared with Charadrius hiaticula

Key Differences

brittlestar is Least Concern while Common Ringed Plover is Critically Endangered.

Taxonomic Classification

Rank	brittlestar	Common Ringed Plover
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Echinodermata (Echinoderms)	Chordata (Chordates)
Class	Ophiuroidea (Ophiuroidea)	Aves (Birds)
Order	Amphilepidida (Amphilepidida)	Charadriiformes (Charadriiformes)
Family	Amphiuridae	Charadriidae
Genus	Amphiura	Charadrius
Species	Amphiura filiformis	Charadrius hiaticula

Evolutionary Relationship

brittlestar and Common Ringed Plover share a common ancestor at the Kingdom level: Animalia. (Animals)

View Kingdom: Animalia

Conservation Status

brittlestar

LC — Least Concern

Common Ringed Plover

CR — Critically Endangered

Physical Characteristics

Attribute	brittlestar	Common Ringed Plover
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.

Common Ringed Plover

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) and North America (United States). 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.

Common Ringed Plover

Common Ringed Plover (Charadrius hiaticula) is classified as Critically Endangered (CR) on the IUCN Red List. Facing an extremely high risk of extinction in the wild due to severe population decline and habitat loss.