レイサンマガモ vs オナガキジ

Anas laysanensis compared with Syrmaticus reevesii

Key Differences

• レイサンマガモ is Critically Endangered while オナガキジ is Not Evaluated.

Taxonomic Classification

Rank	レイサンマガモ	オナガキジ
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class same	Aves (鳥類)	Aves (鳥類)
Order	Anseriformes (カモ目)	Galliformes (キジ目)
Family	Anatidae	Phasianidae
Genus	Anas	Syrmaticus
Species	Anas laysanensis	Syrmaticus reevesii

Evolutionary Relationship

レイサンマガモ and オナガキジ share a common ancestor at the Class level: Aves. (鳥類)

Conservation Status

レイサンマガモ

CR — Critically Endangered

オナガキジ

NE — Not Evaluated

Physical Characteristics

Attribute	レイサンマガモ	オナガキジ
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.

オナガキジ

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Found across Europe (14 countries).

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。

オナガキジ

ハクカン（Syrmaticus reevesii）はIUCNレッドリストで未評価（NE）に分類されている。IUCNレッドリスト基準でまだ評価されておらず、保全状況は未確定である。

Shared Countries

Both species can be found in 5 countries:

🇧🇪 Belgium 🇫🇷 France 🇳🇱 Netherlands 🇳🇴 Norway 🇬🇧 United Kingdom