Black Swan vs European Bee-eater
Cygnus atratus 比較対象 Merops apiaster
Side-by-Side Comparison
| 属性 | Black Swan | European Bee-eater |
|---|---|---|
| 学名 | Cygnus atratus | Merops apiaster |
| 目 | Anseriformes | Coraciiformes |
| 科 | Anatidae | Meropidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | 130.0 cm (51.2 in) | 28.0 cm (11.0 in) |
| 翼開長 | 190.0 cm (74.8 in) | 38.0 cm (15.0 in) |
| 体重 | 6200.0 g (218.70 oz) | 56.0 g (1.98 oz) |
| 食性 | Aquatic vegetation and algae, supplemented with grain and pasture grasses. Feeds by upending in shallow … | Primarily bees, wasps, and hornets caught in flight. Removes stingers by beating prey against a … |
| 一腹卵数 | 4-6 | 4-10 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Black Swan
Lakes, rivers, swamps, and coastal waters across Australia. Also found in ornamental lakes in parks.
European Bee-eater
Open country with scattered trees, sandy banks, and river cliffs for nesting. Breeds in colonies in tunnels dug into earth banks.
Song & Call Comparison
Black Swan
Gives a musical bugling 'boo-boo-boo' in flight and softer honking on water. Less vocal than Mute Swan; produces a baying call when alarmed. Wings whistle softly in flight.
European Bee-eater
A liquid, melodic 'pruik-pruik' or rolling 'prruup-pruup' in flight. Flocks give a distinctive far-carrying bubbling call audible before birds are seen. Considered a pleasant sound.
Geographic Range & Migration
Black Swan
Australia, primarily in the southeast and southwest. Introduced populations in New Zealand, Japan, and western Europe.
European Bee-eater
Southern Europe, North Africa, and western Asia. Winters in tropical Africa. A long-distance migrant.
保全状況
Black Swan
European Bee-eater
How to Tell Them Apart
Black Swan
Almost entirely black with white flight feathers visible in flight. Red bill with a white band near the tip. Dark red to reddish-brown iris.
Bright red bill with a pale tip and prominent white band
European Bee-eater
Richly colored with a chestnut-brown crown and back, golden-yellow scapulars, turquoise-blue underparts, and a black eye stripe. Central tail feathers are elongated.
Long, slender, slightly decurved black bill
About These Birds
Black Swan
コクチョウはかつてすべての白鳥は白いと信じていたヨーロッパ人に不可能と考えられており、帰納的推論の失敗の有名な哲学的な例となっている。西オーストラリア州の州の鳥。コクチョウは生涯続く番いの絆を形成し、両親が共同で抱卵と雛の世話を行う。
European Bee-eater
ヨーロッパで最も鮮やかな色彩を持つ鳥の一つで、蜂や蛍などを捕食する。巣穴をトンネル状に掘る習性がある。