Black Swan vs Demoiselle Crane
Cygnus atratus 비교 대상 Anthropoides virgo
Side-by-Side Comparison
| 속성 | Black Swan | Demoiselle Crane |
|---|---|---|
| 학명 | Cygnus atratus | Anthropoides virgo |
| 목 | Anseriformes | Gruiformes |
| 과 | Anatidae | Gruidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | 130.0 cm (51.2 in) | 90.0 cm (35.4 in) |
| 날개 폭 | 190.0 cm (74.8 in) | 175.0 cm (68.9 in) |
| 체중 | 6200.0 g (218.70 oz) | 2500.0 g (88.18 oz) |
| 식성 | Aquatic vegetation and algae, supplemented with grain and pasture grasses. Feeds by upending in shallow … | Seeds, grasses, insects, snails, worms, and small vertebrates. Forages in grasslands and agricultural fields. |
| 산란 수 | 4-6 | 2 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Black Swan
Lakes, rivers, swamps, and coastal waters across Australia. Also found in ornamental lakes in parks.
Demoiselle Crane
Dry grasslands, savannas, and semi-desert. Nests on the ground in open country, often near water. Winters in agricultural fields.
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.
Demoiselle Crane
A high-pitched, bugling 'karr-r-r' in flight. Also gives softer clucking and purring contact calls. Migrating flocks produce a continuous musical babbling audible from great distance.
Geographic Range & Migration
Black Swan
Australia, primarily in the southeast and southwest. Introduced populations in New Zealand, Japan, and western Europe.
Demoiselle Crane
Central Eurasia from the Black Sea to Mongolia and northeastern China. Winters in India and sub-Saharan Africa.
보전 상태
Black Swan
Demoiselle Crane
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
Demoiselle Crane
Pale blue-grey body with a black head, neck, and breast plumes. White ear tufts extend behind the red eyes. Long black tertials drape over the tail.
Short, yellowish-olive bill, shorter than other cranes
About These Birds
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.
Demoiselle Crane
쇠두루미는 가장 작은 두루미 종이지만 가장 혹독한 이동을 하며, 해발 8,000m 이상의 히말라야를 넘어 인도의 월동지로 향한다. 우아한 외모로 마리 앙투아네트에게 명명되었으며 세계에서 두 번째로 풍부한 두루미 종이다.