コブハクチョウ vs コハクチョウ

Cygnus olor compared with Cygnus columbianus

Key Differences

コブハクチョウ is Near Threatened while コハクチョウ is Not Evaluated.

Taxonomic Classification

Rank	コブハクチョウ	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 olor	Cygnus columbianus

Evolutionary Relationship

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

表示 Genus: Cygnus

Conservation Status

コブハクチョウ

NT — Near Threatened

Population: ~600.0K

Trend: Increasing ↑

コハクチョウ

NE — Not Evaluated

Physical Characteristics

Attribute	コブハクチョウ	コハクチョウ
Diet	Herbivore	—
Average Lifespan	20 years	—
Average Length	1.5 m	—
Average Weight	12.0 kg	—

Habitat & Geographic Range

コブハクチョウ

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, tundra, and tropical and subtropical moist broadleaf forests, among 8 distinct biome types.

Range

Widely distributed across Africa (South Africa), Asia (4 countries), Europe (24 countries), North America (Canada, Dominican Republic, United States), Oceania and the Pacific (New Zealand), and South America (Colombia, Peru). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.

コブハクチョウ

世界で最もよく見られる白鳥であり最大の飛行鳥の一つで、コブハクチョウ（Cygnus olor）は最大 15 kg に達し、ヨーロッパとアジア全域の湖、川、沿岸湾に生息し、北アメリカとオーストラリアにも広く移入個体群があります。名前に反して、コブハクチョウはシューという音、うなり声、翅の風切り音など様々な音を出します。雄は縄張りを激しく防衛し、強力な翅の一撃で人間を傷つけたり犬を溺死させたりする能力があります。