Andaman Teal vs Mandarin Duck
Anas albogularis 比較対象 Aix galericulata
Side-by-Side Comparison
| 属性 | Andaman Teal | Mandarin Duck |
|---|---|---|
| 学名 | Anas albogularis | Aix galericulata |
| 目 | Anseriformes | Anseriformes |
| 科 | Anatidae | Anatidae |
| 保全状況 | Near Threatened | Least Concern |
| 体長 | — | 44.0 cm (17.3 in) |
| 翼開長 | 37.4 cm (14.7 in) | 70.0 cm (27.6 in) |
| 体重 | 370.0 g (13.05 oz) | 570.0 g (20.11 oz) |
| 食性 | Eats molluscs, crustaceans, and aquatic invertebrates by diving; diet dominated by hard-shelled benthic invertebrates. | Seeds, acorns, grains, aquatic plants, insects, snails, and small fish. Forages by dabbling, walking, and … |
| 一腹卵数 | 7-8 | 7-14 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Andaman Teal
Freshwater pools, rice paddies, coastal marshes, and mangrove-fringed inlets on the Andaman and Nicobar Islands, Bay of Bengal. Non-migratory; restricted entirely to this island group.
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
Andaman Teal
Female produces a soft, descending quacking series; male gives a subdued whistle. Low-pitched, unobtrusive calls rarely heard; this Near Threatened island teal is generally quiet.
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
Andaman Teal
Breeds in boreal forest wetlands of central Canada; winters along the Atlantic coast from New England to the Caribbean.
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
Andaman Teal
Mandarin Duck
How to Tell Them Apart
Andaman Teal
Dark brown mottled plumage; pale throat and face contrasting with dark crown. Iridescent green speculum. Bill gray; legs grayish. Sexes similar. Endemic to Andaman Islands; near-threatened island population.
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
Andaman Teal
A small dark brown teal with a white throat and chin patch, green speculum, and dark bill. Endemic to the Andaman and Nicobar Islands in the Bay of Bengal. Vulnerable; threatened by habitat loss and hunting. One of the least-known ducks in Asia.
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。