Barn Owl vs Mandarin Duck
Tyto alba 比較対象 Aix galericulata
Side-by-Side Comparison
| 属性 | Barn Owl | Mandarin Duck |
|---|---|---|
| 学名 | Tyto alba | Aix galericulata |
| 目 | Strigiformes | Anseriformes |
| 科 | Tytonidae | Anatidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | 35.0 cm (13.8 in) | 44.0 cm (17.3 in) |
| 翼開長 | 90.0 cm (35.4 in) | 70.0 cm (27.6 in) |
| 体重 | 350.0 g (12.35 oz) | 570.0 g (20.11 oz) |
| 食性 | Almost exclusively small mammals, especially voles and mice. Hunts using extraordinary hearing to locate prey … | Seeds, acorns, grains, aquatic plants, insects, snails, and small fish. Forages by dabbling, walking, and … |
| 一腹卵数 | 2-16 | 7-14 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Barn Owl
Open farmland, grasslands, and marshes. Nests in barns, church steeples, tree cavities, and purpose-built nest boxes.
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
Barn Owl
An eerie, drawn-out rasping shriek 'shreeeeee' — not a hoot. Also gives hissing, snoring, and bill-snapping when disturbed. Chicks call with a persistent rasping hunger call.
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
Barn Owl
The most widespread owl and one of the most widespread land birds, found on every continent except Antarctica.
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
Barn Owl
Mandarin Duck
How to Tell Them Apart
Barn Owl
Pale golden-buff upperparts with delicate grey mottling. Pure white heart-shaped face and white to pale buff underparts. Ghostly white appearance in flight.
Pale pinkish hooked bill nearly concealed by the facial disc
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
Barn Owl
メンフクロウはあらゆるフクロウの中で最も非対称な耳を持ち、動物界最高の聴覚的方向定位能力を誇る。完全な暗闇の中でも音だけで獲物を捕まえることができる。特徴的なハート形の顔は放物線状の皿として機能し、ずれた両耳に音を集める。
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。