Muscovy Duck vs Black-headed Duck
Cairina moschata 对比 Heteronetta atricapilla
Side-by-Side Comparison
| 属性 | Muscovy Duck | Black-headed Duck |
|---|---|---|
| 学名 | Cairina moschata | Heteronetta atricapilla |
| 目 | Anseriformes | Anseriformes |
| 科 | Anatidae | Anatidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 69.0 cm (27.2 in) | 34.7 cm (13.7 in) |
| 体重 | 2140.0 g (75.49 oz) | 528.5 g (18.64 oz) |
| 食性 | Eats seeds, aquatic plants, and invertebrates; dabbles in wetlands; omnivorous diet shifts with season and … | Parasitic; adults may feed on aquatic plants, seeds, and invertebrates in South American marshes. Diet … |
| 产卵数 | 8-15 | 2 |
| Population Trend | — | — |
Habitat Comparison
Muscovy Duck
Tropical and subtropical lowland forest near rivers, lakes, mangroves, and wetlands from Mexico through Central America to Peru, Bolivia, and Uruguay. Common near forest-edge water. Feral populations worldwide.
Song & Call Comparison
Muscovy Duck
Males are nearly silent; females give a raspy, low 'grrrr' hiss when threatened. Domesticated birds familiar worldwide but wild birds are surprisingly quiet and secretive.
Black-headed Duck
Male gives a soft, raspy peeping note; female produces a muted quack. An obligate brood parasite with reduced vocalizations; subdued calls suit its secretive lifestyle among Argentine reeds.
Geographic Range & Migration
Muscovy Duck
Breeds across northern Eurasia from Scandinavia east to the Russian Far East; winters in the tropical Old World.
Black-headed Duck
Resident in southern South America from southern Brazil and Bolivia south to Argentina and Chile. Found on lakes and marshes in open lowlands.
保护状况
Muscovy Duck
Black-headed Duck
How to Tell Them Apart
Muscovy Duck
Glossy black plumage with large white wing patches. Bare red facial skin with warty caruncles, more extensive in males. Males larger; females less knobby-faced. Dark bill. Domestic forms vary widely …
Black-headed Duck
Male has distinctive jet-black head and neck, warm chestnut-brown back, and pale buff underparts; blue-grey bill with red base. Female is streaked brown above with pale supercilium and whitish underparts.
About These Birds
Muscovy Duck
疣鼻栖鸭原产于中南美洲热带地区，是家番鸭（又称番鸭）的野生祖先。嘴基和眼周具红色疣状皮肤，体型大，雄鸟体重可达4千克。栖息于热带森林的河流和湖泊，在树洞中营巢。家养品种已遍布全球，野生种群因栖息地丧失和猎捕而数量减少。
Black-headed Duck
黑头鸭是南美洲的寄生性鸭子，不自己筑巢，而将卵产于其他水鸟（包括其他鸭类、䴙䴘、红鹭等）的巢中，由寄主孵化并抚育。分布于阿根廷、乌拉圭、智利和巴西南部。雄鸟头部黑色，体羽深褐色；雌鸟头部褐色。是唯一真正的全职巢寄生鸭类。