Black Swan vs Wilson's Bird-of-paradise
Cygnus atratus 比較対象 Cicinnurus respublica
Side-by-Side Comparison
| 属性 | Black Swan | Wilson's Bird-of-paradise |
|---|---|---|
| 学名 | Cygnus atratus | Cicinnurus respublica |
| 目 | Anseriformes | Passeriformes |
| 科 | Anatidae | Paradisaeidae |
| 保全状況 | Least Concern | Near Threatened |
| 体長 | 130.0 cm (51.2 in) | 16.0 cm (6.3 in) |
| 翼開長 | 190.0 cm (74.8 in) | 19.0 cm (7.5 in) |
| 体重 | 6200.0 g (218.70 oz) | 55.0 g (1.94 oz) |
| 食性 | Aquatic vegetation and algae, supplemented with grain and pasture grasses. Feeds by upending in shallow … | Fruit and insects gleaned from the forest canopy and subcanopy. Particularly favors figs. |
| 一腹卵数 | 4-6 | -- |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Black Swan
Lakes, rivers, swamps, and coastal waters across Australia. Also found in ornamental lakes in parks.
Wilson's Bird-of-paradise
Lowland and hill forests on the small islands of Waigeo and Batanta in the Raja Ampat archipelago, Indonesia.
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.
Wilson's Bird-of-paradise
Male gives a harsh, nasal 'waah' or 'eeah' from display perch. Song is poorly documented in wild. Also produces mechanical rattling wing sounds during display flights.
Geographic Range & Migration
Black Swan
Australia, primarily in the southeast and southwest. Introduced populations in New Zealand, Japan, and western Europe.
Wilson's Bird-of-paradise
Endemic to the islands of Waigeo and Batanta off the northwestern tip of New Guinea, Indonesia.
保全状況
Black Swan
Wilson's Bird-of-paradise
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
Wilson's Bird-of-paradise
Males have a brilliant red back, yellow nape, turquoise blue bare crown, and green breast shield. Violet-blue curled tail wires. Females are brownish with bare blue crown.
Short, slightly curved greyish 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。
Wilson's Bird-of-paradise
Wilson's bird-of-paradise is one of the most extraordinarily colored birds on Earth. Males meticulously clear a patch of forest floor as a display court, removing every leaf and twig. The species was virtually unknown to science until the late 20th century due to its restricted island range.