Brazilian Teal vs Mandarin Duck
Amazonetta brasiliensis 비교 대상 Aix galericulata
Side-by-Side Comparison
| 속성 | Brazilian Teal | Mandarin Duck |
|---|---|---|
| 학명 | Amazonetta brasiliensis | Aix galericulata |
| 목 | Anseriformes | Anseriformes |
| 과 | Anatidae | Anatidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | 44.0 cm (17.3 in) |
| 날개 폭 | 36.1 cm (14.2 in) | 70.0 cm (27.6 in) |
| 체중 | 468.0 g (16.51 oz) | 570.0 g (20.11 oz) |
| 식성 | Dabbles for aquatic invertebrates and seeds; diet shifts toward plant material outside breeding season; forages … | Seeds, acorns, grains, aquatic plants, insects, snails, and small fish. Forages by dabbling, walking, and … |
| 산란 수 | 6-11 | 7-14 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Brazilian Teal
Freshwater lakes, marshes, rivers, flooded forest, and rice paddies across tropical and subtropical South America from Colombia and Venezuela south to northern Argentina. Tolerates natural and agricultural wetlands.
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
Brazilian Teal
Male produces a nasal, whistled wheee-oh note; female gives a short, sharp quack. Pairs call back and forth with clear whistled exchanges along Amazonian rivers.
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
Brazilian Teal
Breeds in Eurasia and winters in tropical regions from Africa to Southeast Asia. Migratory over broad fronts.
Mandarin Duck
Native to East Asia including eastern Russia, China, Japan, and Korea. Feral populations established in Britain and western Europe.
보전 상태
Brazilian Teal
Mandarin Duck
How to Tell Them Apart
Brazilian Teal
Males have red bill and legs; brown body with dark brown back, gray head, buff-white face, and dark crown. Females have pale supercilium and paler face. Both show iridescent green …
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
Brazilian Teal
갈색 깃털, 붉은 부리와 발, 수컷의 특징적인 분청색 날개를 가진 작고 단단한 청둥오리. 남미 아마존 유역과 라플라타 강 하류 유역의 강가 삼림과 습지에 서식한다.
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.