Sunda Teal vs Black Swan
Anas gibberifrons 비교 대상 Cygnus atratus
Side-by-Side Comparison
| 속성 | Sunda Teal | Black Swan |
|---|---|---|
| 학명 | Anas gibberifrons | Cygnus atratus |
| 목 | Anseriformes | Anseriformes |
| 과 | Anatidae | Anatidae |
| 보전 상태 | Near Threatened | Least Concern |
| 체장 | — | 130.0 cm (51.2 in) |
| 날개 폭 | 38.7 cm (15.2 in) | 190.0 cm (74.8 in) |
| 체중 | 409.25 g (14.44 oz) | 6200.0 g (218.70 oz) |
| 식성 | Dives for aquatic invertebrates, molluscs, and plant matter; diet varies with habitat between freshwater and … | Aquatic vegetation and algae, supplemented with grain and pasture grasses. Feeds by upending in shallow … |
| 산란 수 | 7-8 | 4-6 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Sunda Teal
Freshwater lakes, marshes, rice paddies, and coastal wetlands on Indonesian islands including Java, Sulawesi, and the Lesser Sundas. Non-migratory; resident on oceanic islands.
Black Swan
Lakes, rivers, swamps, and coastal waters across Australia. Also found in ornamental lakes in parks.
Song & Call Comparison
Sunda Teal
Female gives a nasal, descending quacking series; male utters a soft whistle. Calls resemble Grey Teal; heard across Indonesian and Philippine freshwater marshes and tidal ponds.
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.
Geographic Range & Migration
Sunda Teal
Breeds in the prairie pothole region and northern boreal zone; winters along the Gulf and Atlantic coasts of North America.
Black Swan
Australia, primarily in the southeast and southwest. Introduced populations in New Zealand, Japan, and western Europe.
보전 상태
Sunda Teal
Black Swan
How to Tell Them Apart
Sunda Teal
Dark brown body with finely scalloped pale feather edges. Crown dark; face paler buff-brown. Bill gray. Speculum iridescent green with white borders. Flat forehead profile. Sexes similar. Sunda Islands wetland …
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
About These Birds
Sunda Teal
순다 틸은 인도네시아와 오스트레일리아 북부에 서식하는 소형 오리입니다. 회갈색 깃털과 초록빛 날개 거울이 특징이며, 이마에 약간 솟아오른 부분이 있어 이름이 붙여졌습니다.
Black Swan
검은 백조는 한때 모든 백조가 흰색이라고 믿었던 유럽인들에게 불가능하다고 여겨졌으며, 귀납적 추론 실패의 유명한 철학적 예가 됩니다. 서부 오스트레일리아의 주 새입니다. 검은 백조는 평생 짝 유대를 형성하며 양 부모가 포란과 새끼 양육을 공유합니다.