Emperor Penguin vs Mandarin Duck
Aptenodytes forsteri 比較対象 Aix galericulata
Side-by-Side Comparison
| 属性 | Emperor Penguin | Mandarin Duck |
|---|---|---|
| 学名 | Aptenodytes forsteri | Aix galericulata |
| 目 | Sphenisciformes | Anseriformes |
| 科 | Spheniscidae | Anatidae |
| 保全状況 | Near Threatened | Least Concern |
| 体長 | 115.0 cm (45.3 in) | 44.0 cm (17.3 in) |
| 翼開長 | 76.0 cm (29.9 in) | 70.0 cm (27.6 in) |
| 体重 | 30000.0 g (1058.22 oz) | 570.0 g (20.11 oz) |
| 食性 | Primarily Antarctic silverfish, krill, and squid. The deepest-diving bird, reaching depths over 500 meters and … | Seeds, acorns, grains, aquatic plants, insects, snails, and small fish. Forages by dabbling, walking, and … |
| 一腹卵数 | 1 | 7-14 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Emperor Penguin
Antarctic pack ice and surrounding Southern Ocean. The only penguin species that breeds during the Antarctic winter.
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
Emperor Penguin
Loud, resonant trumpeting calls used for individual recognition in dense colonies. Each bird's call is unique in frequency. Also gives softer contact 'braying' notes.
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
Emperor Penguin
Antarctic continent and surrounding sea ice. Breeding colonies are found along the entire Antarctic coastline.
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
Emperor Penguin
Mandarin Duck
How to Tell Them Apart
Emperor Penguin
Black head, chin, and dorsal side with white belly. Bright yellow-orange ear patches fade to pale yellow on the upper breast.
Long, slightly decurved bill — black with orange or pink mandible stripe
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
Emperor Penguin
最大・最重量のペンギンで、南極の-60℃の厳しい環境下で繁殖する。オスが卵を抱いて越冬する。
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。