Black Swan vs Puna Teal
Cygnus atratus 比較対象 Spatula puna
Side-by-Side Comparison
| 属性 | Black Swan | Puna Teal |
|---|---|---|
| 学名 | Cygnus atratus | Spatula puna |
| 目 | Anseriformes | Anseriformes |
| 科 | Anatidae | Anatidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | 130.0 cm (51.2 in) | — |
| 翼開長 | 190.0 cm (74.8 in) | 42.8 cm (16.9 in) |
| 体重 | 6200.0 g (218.70 oz) | 507.75 g (17.91 oz) |
| 食性 | Aquatic vegetation and algae, supplemented with grain and pasture grasses. Feeds by upending in shallow … | Eats seeds and aquatic invertebrates; dabbles in shallow freshwater; diet more invertebrate-heavy in spring breeding … |
| 一腹卵数 | 4-6 | 5-6 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Black Swan
Lakes, rivers, swamps, and coastal waters across Australia. Also found in ornamental lakes in parks.
Puna Teal
High-altitude lakes, salars, and marshy bogs on the puna and altiplano at 3,500–5,000 m in Peru, Bolivia, Chile, and northwestern Argentina. Associated with brackish and freshwater high-altitude wetlands.
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.
Puna Teal
Male gives a clear, high whistle; female responds with a soft, descending quack. The clean whistled note carries distinctly across high-altitude Andean wetlands and salt lakes.
Geographic Range & Migration
Black Swan
Australia, primarily in the southeast and southwest. Introduced populations in New Zealand, Japan, and western Europe.
Puna Teal
Breeds in sub-Arctic and boreal Eurasia; winters on temperate coastlines and large lakes of Europe and Asia.
保全状況
Black Swan
Puna Teal
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
Puna Teal
Pale gray body finely vermiculated. Black cap extending to nape contrasting with white face and throat. Bright pale blue bill. Blue forewing patch in flight; green speculum. Sexes similar. High …
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。
Puna Teal
A medium-sized pale grey teal with a distinctive blue-grey bill, dark cap, and black-and-white back pattern. Restricted to high Andean wetlands. Found in large flocks on puna lakes and salars. Closely related to Silver Teal; sometimes treated as conspecific.