Eurasian Eagle-Owl vs Mandarin Duck
Bubo bubo 比較対象 Aix galericulata
Side-by-Side Comparison
| 属性 | Eurasian Eagle-Owl | Mandarin Duck |
|---|---|---|
| 学名 | Bubo bubo | Aix galericulata |
| 目 | Strigiformes | Anseriformes |
| 科 | Strigidae | Anatidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | 68.0 cm (26.8 in) | 44.0 cm (17.3 in) |
| 翼開長 | 170.0 cm (66.9 in) | 70.0 cm (27.6 in) |
| 体重 | 2800.0 g (98.77 oz) | 570.0 g (20.11 oz) |
| 食性 | Mammals up to the size of hares and young foxes, and birds up to the … | Seeds, acorns, grains, aquatic plants, insects, snails, and small fish. Forages by dabbling, walking, and … |
| 一腹卵数 | 2-4 | 7-14 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Eurasian Eagle-Owl
Rocky landscapes, cliffs, gorges, and open forest across Eurasia. Increasingly found near human settlements.
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
Eurasian Eagle-Owl
Powerful, resonant 'ooo-hu' duetting with mate across great distances at dusk. One of Europe's deepest owl calls. Also gives barking screams, hisses, and grunts at the nest.
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
Eurasian Eagle-Owl
Widespread across Europe, Asia, and North Africa. The most widely distributed eagle-owl.
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
Eurasian Eagle-Owl
Mandarin Duck
How to Tell Them Apart
Eurasian Eagle-Owl
Tawny-brown plumage heavily mottled and streaked with black. Large prominent orange eyes and long ear tufts. Streaked breast and barred belly.
Powerful, dark grey-black hooked bill
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
Eurasian Eagle-Owl
世界最大のフクロウで、4km先まで届く鳴き声と鋭い視力を持つ。ユーラシア全域に生息する頂点捕食者。
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。