Indian Spot-billed Duck vs Mallard
Anas poecilorhyncha 비교 대상 Anas platyrhynchos
Side-by-Side Comparison
| 속성 | Indian Spot-billed Duck | Mallard |
|---|---|---|
| 학명 | Anas poecilorhyncha | Anas platyrhynchos |
| 목 | Anseriformes | Anseriformes |
| 과 | Anatidae | Anatidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | 58.0 cm (22.8 in) |
| 날개 폭 | 54.4 cm (21.4 in) | 90.0 cm (35.4 in) |
| 체중 | 1220.0 g (43.03 oz) | 1100.0 g (38.80 oz) |
| 식성 | Dives for fish and aquatic invertebrates in clear cold streams; serrated bill adapted for catching … | Omnivorous — aquatic plants, seeds, insects, crustaceans, and mollusks. Feeds by dabbling, upending, and grazing … |
| 산란 수 | 6-12 | 4-18 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Indian Spot-billed Duck
Freshwater lakes, rivers, marshes, rice paddies, and tanks across the Indian subcontinent to Southeast Asia. Common near human habitation. Largely sedentary with some local seasonal movement.
Mallard
Nearly any wetland habitat including lakes, rivers, ponds, marshes, estuaries, and urban park ponds.
Song & Call Comparison
Indian Spot-billed Duck
Female gives a loud, emphatic quacking series; male produces a raspy rehb note. Calls are Mallard-like but slightly lower; flocks create a cacophonous quacking chorus on Indian lakes.
Mallard
Female gives the classic 'quack-quack-quack', descending in pitch. Male utters soft nasal 'raeb-raeb'. Both give a high 'gag-gag-gag' when alarmed or taking flight.
Geographic Range & Migration
Indian Spot-billed Duck
Resident in freshwater lakes and rivers across Southeast Asia, from Myanmar to Indonesia and the Philippines.
Mallard
Native across the Northern Hemisphere in North America, Europe, and Asia. Introduced to Australia and New Zealand.
보전 상태
Indian Spot-billed Duck
Mallard
How to Tell Them Apart
Indian Spot-billed Duck
Large brownish duck with pale face and distinctive yellow-tipped black bill with red basal spot. Dark cap and eye stripe. Iridescent green speculum with white border. White tertials visible at …
Mallard
Breeding males have an iridescent green head, white neck ring, chestnut breast, and grey body. Females are mottled brown. Both sexes show a blue speculum bordered by white.
Broad, flat bill — yellow-green in males, orange-brown in females
About These Birds
Indian Spot-billed Duck
반점 부리 오리는 남아시아와 동아시아에 널리 분포하는 중간 크기의 오리입니다. 부리 끝의 노란 반점과 부리 기부의 붉은 반점이 특징이며, 습지와 호수에서 흔히 발견됩니다.
Mallard
가장 잘 알려진 야생 오리로 체장 50–65cm이며, 수컷은 광택 있는 녹색 머리와 노란 부리, 자주빛 갈색 가슴, 흰색 목 고리를 갖는다. 북반구 전역과 호주에 귀화하여 온대 내지 아열대 습지, 호수, 강, 도시 공원에 서식한다. 잡식성으로 식물, 곤충, 작은 어류를 먹는다. 관심 필요 종이다.