Button-Willow vs レイサンマガモ

Cephalanthus occidentalis compared with Anas laysanensis

Key Differences

• Button-Willow is Least Concern while レイサンマガモ is Critically Endangered.

Taxonomic Classification

Rank	Button-Willow	レイサンマガモ
Kingdom	Plantae (植物)	Animalia (動物)
Phylum	Magnoliophyta (被子植物門)	Chordata (脊索動物)
Class	Magnoliopsida (モクレン綱)	Aves (鳥類)
Order	Gentianales (リンドウ目)	Anseriformes (カモ目)
Family	Rubiaceae	Anatidae
Genus	Cephalanthus	Anas
Species	Cephalanthus occidentalis	Anas laysanensis

Conservation Status

Button-Willow

LC — Least Concern

レイサンマガモ

CR — Critically Endangered

Physical Characteristics

Attribute	Button-Willow	レイサンマガモ
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Button-Willow

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Range

Distributed across Norway and United States.

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.

Button-Willow

The Button-Willow (Cephalanthus occidentalis) is a species in the genus Cephalanthus. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

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。

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway