White-cheeked Pintail vs Mandarin Duck
Anas bahamensis 比較対象 Aix galericulata
Side-by-Side Comparison
| 属性 | White-cheeked Pintail | Mandarin Duck |
|---|---|---|
| 学名 | Anas bahamensis | Aix galericulata |
| 目 | Anseriformes | Anseriformes |
| 科 | Anatidae | Anatidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | 44.0 cm (17.3 in) |
| 翼開長 | 41.1 cm (16.2 in) | 70.0 cm (27.6 in) |
| 体重 | 544.5 g (19.21 oz) | 570.0 g (20.11 oz) |
| 食性 | Eats molluscs, crustaceans, and aquatic invertebrates; dives in shallow coastal water; diet dominated by hard-shelled … | Seeds, acorns, grains, aquatic plants, insects, snails, and small fish. Forages by dabbling, walking, and … |
| 一腹卵数 | 5-12 | 7-14 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
White-cheeked Pintail
Freshwater, brackish, and coastal wetlands across the Caribbean, Galapagos Islands, and South America from Venezuela south to Argentina. Tolerates saline habitats; common in coastal lagoons and estuaries.
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
White-cheeked Pintail
Female gives a descending quacking series; male produces a soft, nasal gak note. Both sexes relatively quiet; calls carry across Caribbean mangroves and Bahamian tidal flats.
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
White-cheeked Pintail
Breeds in the subarctic and Arctic Eurasia; winters across temperate lakes and coasts in Europe, Africa, and Asia.
Mandarin Duck
Native to East Asia including eastern Russia, China, Japan, and Korea. Feral populations established in Britain and western Europe.
保全状況
White-cheeked Pintail
Mandarin Duck
How to Tell Them Apart
White-cheeked Pintail
Brown body mottled with dark spots; white cheeks and throat distinctive. Pointed tail. Red base to gray bill. Iridescent green speculum with buff-white front border. Sexes similar but males have …
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
White-cheeked Pintail
バハマピンテールはカリブ海諸島、南米北部、ガラパゴス諸島などに分布するカモです。赤色と青色の嘴基部が特徴的です。淡水と汽水域の両方に適応しており、マングローブの湿地や干潟にも生息します。種子、水草、無脊椎動物を採食します。
Mandarin Duck
オシドリ。東アジア原産の美しいカモ。雄は鮮やかなオレンジ色の「帆羽」と複雑な羽毛模様が特徴的。体長41〜49cm。森林の池や川に生息し、樹洞に巣を作る。ドングリや水草を食べる。低危険種。