レイサンマガモ vs Rough ray

Anas laysanensis compared with Raja radula

Key Differences

• レイサンマガモ is Critically Endangered while Rough ray is Endangered.

Taxonomic Classification

Rank	レイサンマガモ	Rough ray
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class	Aves (鳥類)	Elasmobranchii
Order	Anseriformes (カモ目)	Rajiformes (ガンギエイ目)
Family	Anatidae	Rajidae
Genus	Anas	Raja
Species	Anas laysanensis	Raja radula

Evolutionary Relationship

レイサンマガモ and Rough ray share a common ancestor at the Phylum level: Chordata. (脊索動物)

Conservation Status

レイサンマガモ

CR — Critically Endangered

Rough ray

EN — Endangered

Physical Characteristics

Attribute	レイサンマガモ	Rough ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

レイサンマガモ

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and Mediterranean forests and woodlands within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Belgium, France, Netherlands, Norway, and United Kingdom. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Rough ray

レイサンマガモ

レイサンガモ（Anas laysanensis）はIUCNレッドリストで絶滅寸前（CR）に分類されています。深刻な個体数減少と生息地の喪失により、野生での絶滅リスクが極めて高い種です。