Pink-footed Goose vs Wandering Whistling-duck
Anser brachyrhynchus 비교 대상 Dendrocygna arcuata
Side-by-Side Comparison
| 속성 | Pink-footed Goose | Wandering Whistling-duck |
|---|---|---|
| 학명 | Anser brachyrhynchus | Dendrocygna arcuata |
| 목 | Anseriformes | Anseriformes |
| 과 | Anatidae | Anatidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | — |
| 날개 폭 | 86.4 cm (34.0 in) | 37.2 cm (14.6 in) |
| 체중 | 2590.0 g (91.36 oz) | 779.5 g (27.50 oz) |
| 식성 | Grazes grasses and aquatic plants near rivers; takes invertebrates in breeding season; nomadic in response … | Eats grasses, sedges, and aquatic plants in tundra; winter diet of coastal salt marsh grasses … |
| 산란 수 | 2-8 | 6-15 |
| Population Trend | — | — |
Habitat Comparison
Pink-footed Goose
Breeds on tundra and cliff ledges in Greenland, Iceland, and Svalbard. Winters on agricultural fields, saltmarshes, and estuaries in Scotland, England, Netherlands, and Denmark.
Wandering Whistling-duck
Tropical freshwater marshes, flooded grasslands, swamps, and lake margins from the Philippines and Indonesia through Papua New Guinea to northern and eastern Australia. Nomadic following wet season flooding.
Song & Call Comparison
Pink-footed Goose
A musical, high-pitched 'wink-wink' — noticeably higher and more musical than Greylag or Bean Goose. The 'wink' call is a reliable identification feature in winter flocks.
Wandering Whistling-duck
A soft whistle 'whi-whi-whi' in flight. Less vocal than other whistling-ducks; flocks tend to be quieter. Given at dawn and dusk during flight to roosting or feeding areas.
Geographic Range & Migration
Pink-footed Goose
Breeds on Arctic and sub-Arctic tundra ponds across North America; winters on both US coasts and Gulf Coast estuaries.
Wandering Whistling-duck
Breeds in Arctic and subarctic regions; winters at sea around the Antarctic pack ice, one of the longest migrations known.
보전 상태
Pink-footed Goose
Wandering Whistling-duck
How to Tell Them Apart
Pink-footed Goose
Dark brown head and neck. Back grayish-brown; underparts pale gray. Diagnostic pink feet and pink-banded dark bill. Pale blue-gray forewing in flight. Compact and round-headed. Sexes similar.
Wandering Whistling-duck
Rich chestnut-brown head and neck; dark brown back. Flanks rufous with pale buff streaks and dark spots. Belly blackish. Long, dark pinkish legs. Upright posture typical of whistling-ducks. Sexes similar.
About These Birds
Pink-footed Goose
짧은부리 기러기는 아이슬란드, 그린란드, 스발바르드에서 번식하고 북서유럽에서 월동합니다. 짧고 분홍색 기부를 가진 작은 부리가 특징이며, 농경지와 해안 초원을 선호합니다.
Wandering Whistling-duck
황갈색-갈색 몸통, 어두운 갈색 등, 엷은 황갈색 아랫면, 밤색 목깃을 가진 중형 홍따오기. 인도네시아에서 호주·태평양 섬까지 열대 습지에 서식. 매우 사회적이고 유목성. 얕은 담수에서 수면 채이기와 잠수로 채이며 먹이를 구한다.