Atlantic Ancula vs ハジロコチドリ

Ancula gibbosa compared with Charadrius hiaticula

Key Differences

• Atlantic Ancula is Least Concern while ハジロコチドリ is Critically Endangered.

Taxonomic Classification

Rank	Atlantic Ancula	ハジロコチドリ
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum	Mollusca (軟体動物)	Chordata (脊索動物)
Class	Gastropoda (腹足綱)	Aves (鳥類)
Order	Nudibranchia (裸鰓目)	Charadriiformes (チドリ目)
Family	Goniodorididae	Charadriidae
Genus	Ancula	Charadrius
Species	Ancula gibbosa	Charadrius hiaticula

Evolutionary Relationship

Atlantic Ancula and ハジロコチドリ share a common ancestor at the Kingdom level: Animalia. (動物)

Conservation Status

Atlantic Ancula

LC — Least Concern

ハジロコチドリ

CR — Critically Endangered

Physical Characteristics

Attribute	Atlantic Ancula	ハジロコチドリ
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Atlantic Ancula

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

Range

Distributed across Denmark, Norway, and Sweden.

ハジロコチドリ

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.

Atlantic Ancula

The Atlantic Ancula (Ancula gibbosa) is a species in the genus Ancula. It is currently classified as Least Concern on the IUCN Red List. Typically found in terrestrial and aquatic habitats including forests and freshwater.

ハジロコチドリ

ハジロコチドリ（Charadrius hiaticula）はIUCNレッドリストで絶滅危惧IA類（CR）に分類されている。著しい個体数減少と生息地喪失により、野生での絶滅リスクが非常に高い。

Shared Countries

Both species can be found in 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden