レイサンマガモ vs Tufted Button

Anas laysanensis compared with Acleris cristana

Key Differences

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

Taxonomic Classification

Rank	レイサンマガモ	Tufted Button
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum	Chordata (脊索動物)	Arthropoda (節足動物)
Class	Aves (鳥類)	Insecta (昆虫)
Order	Anseriformes (カモ目)	Lepidoptera (チョウ目)
Family	Anatidae	Tortricidae
Genus	Anas	Acleris
Species	Anas laysanensis	Acleris cristana

Evolutionary Relationship

レイサンマガモ and Tufted Button share a common ancestor at the Kingdom level: Animalia. (動物)

Conservation Status

レイサンマガモ

CR — Critically Endangered

Tufted Button

LC — Least Concern

Physical Characteristics

Attribute	レイサンマガモ	Tufted Button
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.

Tufted Button

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

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

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 2 countries:

🇧🇪 Belgium 🇳🇴 Norway