Mandarin Duck vs Scaly-sided Merganser
Aix galericulata 비교 대상 Mergus squamatus
Side-by-Side Comparison
| 속성 | Mandarin Duck | Scaly-sided Merganser |
|---|---|---|
| 학명 | Aix galericulata | Mergus squamatus |
| 목 | Anseriformes | Anseriformes |
| 과 | Anatidae | Anatidae |
| 보전 상태 | Least Concern | Endangered |
| 체장 | 44.0 cm (17.3 in) | — |
| 날개 폭 | 70.0 cm (27.6 in) | 51.2 cm (20.2 in) |
| 체중 | 570.0 g (20.11 oz) | 1145.8 g (40.42 oz) |
| 식성 | Seeds, acorns, grains, aquatic plants, insects, snails, and small fish. Forages by dabbling, walking, and … | Dives for fish in fast-flowing East Asian rivers. Endangered; highly piscivorous with serrated bill adapted … |
| 산란 수 | 7-14 | 4-14 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
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
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.
Scaly-sided Merganser
Male gives a quiet, low grunting call; female produces a guttural, croaking series. Endangered; calls are poorly known; similar to Red-breasted Merganser but quieter in Manchurian forest rivers.
Geographic Range & Migration
Mandarin Duck
Native to East Asia including eastern Russia, China, Japan, and Korea. Feral populations established in Britain and western Europe.
Scaly-sided Merganser
Breeds in southern Russia, northern China, and the Russian Far East. Winters in southern China and Korea. Found on fast-flowing forested rivers.
보전 상태
Mandarin Duck
Scaly-sided Merganser
How to Tell Them Apart
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
Scaly-sided Merganser
Male has iridescent dark green head with long flat crest, white body with distinctive black scaly pattern on flanks, and black back with white patches. Female has brownish-red crested head …
About These Birds
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.
Scaly-sided Merganser
대형 물오리로 체장 약 58cm이며, 수컷은 광택 있는 녹색 머리에 비늘 모양 가슴 무늬와 빨간 부리를 갖는다. 중국, 러시아 극동, 한국의 맑은 강과 계류에 서식하는 동아시아 고유종이다. 잠수하여 어류를 먹는다. 위기에 처한 상태이다.