コクチョウ vs コハクチョウ

Cygnus atratus compared with Cygnus columbianus

Taxonomic Classification

Rank	コクチョウ	コハクチョウ
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 same	Anseriformes (カモ目)	Anseriformes (カモ目)
Family same	Anatidae	Anatidae
Genus same	Cygnus	Cygnus
Species	Cygnus atratus	Cygnus columbianus

Evolutionary Relationship

コクチョウ and コハクチョウ share a common ancestor at the Genus level: Cygnus.

Conservation Status

コクチョウ

NE — Not Evaluated

コハクチョウ

NE — Not Evaluated

Physical Characteristics

Attribute	コクチョウ	コハクチョウ
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

コクチョウ

Habitat

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

Range

Widely distributed across Asia (Japan, Taiwan, United Arab Emirates), Europe (21 countries), Oceania and the Pacific (New Zealand), and South America (Argentina, Colombia, Ecuador).

コハクチョウ

Habitat

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

Range

Distributed across Belgium, Denmark, Norway, Sweden, and United States.

コクチョウ

Black Swan（Cygnus atratus）はIUCNレッドリストで未評価（NE）とされています。IUCN基準に基づく評価がまだ行われておらず、保全ステータスは未定です。

Shared Countries

Both species can be found in 4 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden