Mandarin Duck vs South African Shelduck
Aix galericulata 비교 대상 Tadorna cana
Side-by-Side Comparison
| 속성 | Mandarin Duck | South African Shelduck |
|---|---|---|
| 학명 | Aix galericulata | Tadorna cana |
| 목 | Anseriformes | Anseriformes |
| 과 | Anatidae | Anatidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | 44.0 cm (17.3 in) | — |
| 날개 폭 | 70.0 cm (27.6 in) | 69.0 cm (27.2 in) |
| 체중 | 570.0 g (20.11 oz) | 1323.6666666666667 g (46.69 oz) |
| 식성 | Seeds, acorns, grains, aquatic plants, insects, snails, and small fish. Forages by dabbling, walking, and … | Eats seeds, aquatic plants, and invertebrates; dabbles in shallow water; diet more invertebrate-heavy in breeding … |
| 산란 수 | 7-14 | 4-11 |
| 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.
South African Shelduck
Inland freshwater and saline lakes, pans, dams, and rivers across southern Africa, primarily on the South African plateau, Lesotho, and Namibia. Nests in burrows dug by aardvark. Highly terrestrial for a shelduck.
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.
South African Shelduck
Male gives a whistled 'wheeu'; female gives a harsh, descending cackle. Calls from South African wetlands and vleis. Sexual dimorphism in call is strong.
Geographic Range & Migration
Mandarin Duck
Native to East Asia including eastern Russia, China, Japan, and Korea. Feral populations established in Britain and western Europe.
South African Shelduck
Breeds in subarctic Eurasia and winters in sub-Saharan Africa, the Indian subcontinent, and Southeast Asia.
보전 상태
Mandarin Duck
South African Shelduck
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
South African Shelduck
Males have gray head and neck; rufous-brown body with white wing coverts and green speculum. Females similar but with white facial markings around bill and eye. Body rich rufous-chestnut. Endemic …
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.
South African Shelduck
A large shelduck with a grey head in males or white-and-grey head with white facial patches in females, orange-brown body, and white wing coverts. Endemic to southern Africa. Common on inland freshwater and saline lakes across South Africa's interior plateau.