Fulvous Whistling-duck vs Mandarin Duck
Dendrocygna bicolor 비교 대상 Aix galericulata
Side-by-Side Comparison
| 속성 | Fulvous Whistling-duck | Mandarin Duck |
|---|---|---|
| 학명 | Dendrocygna bicolor | Aix galericulata |
| 목 | Anseriformes | Anseriformes |
| 과 | Anatidae | Anatidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | 44.0 cm (17.3 in) |
| 날개 폭 | 44.6 cm (17.6 in) | 70.0 cm (27.6 in) |
| 체중 | 733.4 g (25.87 oz) | 570.0 g (20.11 oz) |
| 식성 | Grazes grasses and sedges in Arctic tundra; large migratory goose; winter diet dominated by agricultural … | Seeds, acorns, grains, aquatic plants, insects, snails, and small fish. Forages by dabbling, walking, and … |
| 산란 수 | 6-16 | 7-14 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Fulvous Whistling-duck
Freshwater marshes, rice paddies, flooded fields, shallow lakes, and river margins across warm tropical and subtropical regions of the Americas, Africa, and South Asia. Highly nomadic, following rains.
Mandarin Duck
Wooded lakes, rivers, and ponds surrounded by dense forest. Unlike most ducks, regularly perches in trees and nests in tree cavities.
Song & Call Comparison
Fulvous Whistling-duck
A soft, rhythmic 'ka-WHEE-00' whistle. Flocks give continuous soft whistling sounds during flight over tropical wetlands. Also gives shorter 'kee' contact notes.
Mandarin Duck
Male gives a low whistled 'hib' or 'weep'. Female utters a soft quacking 'kek'. Generally quiet and secretive. No loud territorial song; vocalizations subtle and brief.
Geographic Range & Migration
Fulvous Whistling-duck
Breeds across Eurasia from Iceland and western Europe to eastern Siberia; winters from Britain to the Mediterranean and South Asia.
Mandarin Duck
Native to East Asia including eastern Russia, China, Japan, and Korea. Feral populations established in Britain and western Europe.
보전 상태
Fulvous Whistling-duck
Mandarin Duck
How to Tell Them Apart
Fulvous Whistling-duck
Warm fulvous-buff underparts with creamy white flank stripes. Upperparts dark brown with pale buff feather edges. Dark brown stripe down back of neck. Long bluish-gray legs. Sexes identical.
Mandarin Duck
Breeding males have an elaborate pattern of orange, green, white, and purple with distinctive orange sail feathers on the back. Females are grey-brown with a white eye-ring and stripe.
Small red bill in breeding males, pinkish in females
About These Birds
Fulvous Whistling-duck
따뜻한 황갈색-갈색 몸통, 어두운 갈색 등, 크림색-흰색 옆구리 줄무늬, 청회색 부리를 가진 중형 홍따오기. 모든 물새 중 가장 세계적으로 분포하는 종 중 하나로 북·남아메리카, 사하라 이남 아프리카, 남아시아에 분포. 계절적 강우를 따라 매우 유목성.
Mandarin Duck
중간 크기의 아름다운 오리로 체장 41–49cm이며, 수컷은 오렌지색 볏, 녹색과 보라색 관, 흰색 눈썹, 청동색 옆구리가 화려하게 어우러진 깃털을 갖는다. 동아시아 산지 숲 속 호수와 하천에 서식하며, 유럽과 북아메리카에도 도입되었다. 견과류, 씨앗, 수생식물을 먹는다. 관심 필요 종이다.