Black Swan vs Resplendent Quetzal
Cygnus atratus 比較対象 Pharomachrus mocinno
Side-by-Side Comparison
| 属性 | Black Swan | Resplendent Quetzal |
|---|---|---|
| 学名 | Cygnus atratus | Pharomachrus mocinno |
| 目 | Anseriformes | Trogoniformes |
| 科 | Anatidae | Trogonidae |
| 保全状況 | Least Concern | Near Threatened |
| 体長 | 130.0 cm (51.2 in) | 36.0 cm (14.2 in) |
| 翼開長 | 190.0 cm (74.8 in) | 50.0 cm (19.7 in) |
| 体重 | 6200.0 g (218.70 oz) | 210.0 g (7.41 oz) |
| 食性 | Aquatic vegetation and algae, supplemented with grain and pasture grasses. Feeds by upending in shallow … | Primarily wild avocados and other laurel family fruits, supplemented with insects, lizards, and frogs. A … |
| 一腹卵数 | 4-6 | 1-2 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Black Swan
Lakes, rivers, swamps, and coastal waters across Australia. Also found in ornamental lakes in parks.
Resplendent Quetzal
Montane cloud forests at elevations between 1,200 and 3,000 meters. Requires old-growth forest with dead trees for nesting cavities.
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.
Resplendent Quetzal
Melodious, repetitive cooing: a series of 'kowee-kowee-kowee' or 'woh-woh-woh-woh' phrases. Male sings from high exposed perches in cloud forest canopy. Evocative highland call.
Geographic Range & Migration
Black Swan
Australia, primarily in the southeast and southwest. Introduced populations in New Zealand, Japan, and western Europe.
Resplendent Quetzal
Southern Mexico through Central America to western Panama. Resident in mountain cloud forests.
保全状況
Black Swan
Resplendent Quetzal
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
Resplendent Quetzal
Males have iridescent emerald-green upperparts, a crimson-red breast, and extraordinarily long green tail coverts streaming up to 65 cm beyond the tail. Females are duller with grey breasts.
Short, broad, bright yellow bill partially hidden by green feathers
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。
Resplendent Quetzal
The resplendent quetzal was considered divine by the Maya and Aztec civilizations, associated with the feathered serpent god Quetzalcoatl. Its iridescent green plumage and long tail streamers make it one of the most beautiful birds in the world. Guatemala's currency is named after this bird.