American Black Duck vs Eurasian Wigeon
Anas rubripes 비교 대상 Mareca penelope
Side-by-Side Comparison
| 속성 | American Black Duck | Eurasian Wigeon |
|---|---|---|
| 학명 | Anas rubripes | Mareca penelope |
| 목 | Anseriformes | Anseriformes |
| 과 | Anatidae | Anatidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | — |
| 날개 폭 | 53.4 cm (21.0 in) | 50.1 cm (19.7 in) |
| 체중 | 1211.25 g (42.73 oz) | 783.75 g (27.65 oz) |
| 식성 | -- | -- |
| 산란 수 | 1-17 | 6-12 |
| 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.
Eurasian Wigeon
Breeds on boreal and subarctic lakes and bogs across Eurasia from Iceland east to Siberia. Winters in huge numbers on estuaries, lakes, and coastal grasslands in western Europe and South and Southeast Asia.
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.
Eurasian Wigeon
Male produces a clear, ringing whee-oo whistle; female gives a low, guttural purr. The male's bright, piping call is the classic sound of European winter estuaries and flocks.
보전 상태
American Black Duck
Eurasian Wigeon
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 …
Eurasian Wigeon
Males have chestnut head with creamy-yellow forehead blaze; pink-buff breast; gray flanks; white belly. White forewing patch conspicuous in flight. Females rufous-brown. Compact with small bill. Dimorphic.
About These Birds
American Black Duck
아메리카 검정 오리는 북아메리카 동부에 서식하는 중간 크기의 오리로, 말라드와 매우 유사하지만 전체적으로 더 어둡고 뚜렷한 보라색 날개 거울을 가지고 있습니다.
Eurasian Wigeon
중간 크기의 오리로 체장 42–52cm이며, 수컷은 밤색 머리에 크림색 이마, 분홍빛 가슴, 회색 몸통을 갖는다. 유라시아 북부 습원과 툰드라에서 번식하고 유럽 및 아시아 해안가에서 월동한다. 풀, 수초, 목초지를 뜯어 먹는다. 관심 필요 종이다.