American Black Duck vs Taiga Bean Goose
Anas rubripes 비교 대상 Anser fabalis
Side-by-Side Comparison
| 속성 | American Black Duck | Taiga Bean Goose |
|---|---|---|
| 학명 | Anas rubripes | Anser fabalis |
| 목 | Anseriformes | Anseriformes |
| 과 | Anatidae | Anatidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | — |
| 날개 폭 | 53.4 cm (21.0 in) | 89.7 cm (35.3 in) |
| 체중 | 1211.25 g (42.73 oz) | 3115.0 g (109.88 oz) |
| 식성 | -- | -- |
| 산란 수 | 1-17 | 3-8 |
| 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.
Taiga Bean Goose
Breeds in taiga forest, boggy clearings, and river valleys across Scandinavia and northern Russia. Winters on agricultural fields, pastures, and river valleys in western and central Europe, particularly Belgium and the Netherlands.
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.
Taiga Bean Goose
A low, nasal 'ung-unk' or 'ow' call — less nasal than Grey-lag. Flocks give continuous calling. The call distinction from Tundra Bean Goose is subtle but detectable.
보전 상태
American Black Duck
Taiga Bean Goose
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 …
Taiga Bean Goose
Dark brown head and neck; back dark brown with pale feather edges giving scalloped appearance. Underparts pale gray-brown. Bill orange-yellow with black base and tip. Orange legs. Darker than Pink-footed …
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.
Taiga Bean Goose
콩 기러기는 유라시아의 북부 타이가와 툰드라에서 번식하고 남쪽 유럽과 아시아에서 월동합니다. 두 가지 이하위종이 있으며, 오렌지색과 검은색 부리 무늬와 주황색 다리가 특징입니다.