American Black Duck vs Cinnamon Teal
Anas rubripes 对比 Spatula cyanoptera
Side-by-Side Comparison
| 属性 | American Black Duck | Cinnamon Teal |
|---|---|---|
| 学名 | Anas rubripes | Spatula cyanoptera |
| 目 | Anseriformes | Anseriformes |
| 科 | Anatidae | Anatidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | — | — |
| 翼展 | 53.4 cm (21.0 in) | 37.5 cm (14.8 in) |
| 体重 | 1211.25 g (42.73 oz) | 406.25 g (14.33 oz) |
| 食性 | Eats fish and aquatic invertebrates; dives in coastal and freshwater habitats; diet shifts toward molluscs … | Eats seeds, aquatic plants, and invertebrates; dabbles in wetland shallows; broadly omnivorous diet varies with … |
| 产卵数 | 1-17 | 4-16 |
| Population Trend | — | — |
Habitat Comparison
American Black Duck
Freshwater and brackish wetlands in eastern North America from Atlantic Canada south along the coast to Georgia. Breeds in northern bogs and wetlands. Winters on coastal marshes, estuaries, and freshwater lakes.
Cinnamon Teal
Freshwater and brackish marshes, ponds, and shallow lakes with emergent vegetation in western North America and wintering in Central and South America. Uses seasonal wetlands and agricultural ponds.
Song & Call Comparison
American Black Duck
Female produces a loud, deep quacking series; male gives a low, raspy grunt. Voice is deeper and huskier than a Mallard; pairs call powerfully across northeastern North American wetlands.
Cinnamon Teal
Male produces a high, whistled peep; female gives a soft quacking rattle. The male's bright whistle punctuates North American and South American wetland dawns during migration.
Geographic Range & Migration
American Black Duck
Breeds in the steppe zone of Central Asia; winters in South Asia, East Africa, and coastal Southeast Asia.
Cinnamon Teal
Breeds in Arctic Canada and Alaska; winters on sea ice and coasts of the North Atlantic and North Pacific.
保护状况
American Black Duck
Cinnamon Teal
How to Tell Them Apart
American Black Duck
Sooty dark brown body; head and neck paler buff with dark streaking. Iridescent purple speculum without white border. Males have yellow-green bill; females olive with orange blotches. Silvery underwings in …
Cinnamon Teal
Males striking; deep cinnamon-red head and body with dark brown back. Red eye. Pale blue forewing and green speculum. Females mottled brown with pale blue forewing. Bill spatulate. Dimorphic western …
About These Birds
American Black Duck
A large dark brown dabbling duck closely resembling a very dark female Mallard, with purple speculum, yellowish-olive bill in males, and orange legs. Common in eastern North America. Hybridizes freely with Mallard; pure populations declining in the interior.
Cinnamon Teal
北美肉桂色鸭以雄鸟整体肉桂棕红色羽色为特征，翼肩蓝色斑块在飞行时醒目。主要分布于北美西部，越冬于中美洲和南美洲北部。另有南美亚种。栖息于草原湿地和沼泽，以水生植物、无脊椎动物和种子为食。是北美羽色最浓烈的鸭类之一。