Great Shearwater vs Fairy Prion
Ardenna gravis 比較対象 Pachyptila turtur
Side-by-Side Comparison
| 属性 | Great Shearwater | Fairy Prion |
|---|---|---|
| 学名 | Ardenna gravis | Pachyptila turtur |
| 目 | Procellariiformes | Procellariiformes |
| 科 | Procellariidae | Procellariidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 63.6 cm (25.0 in) | 34.8 cm (13.7 in) |
| 体重 | 832.5 g (29.37 oz) | 136.75 g (4.82 oz) |
| 食性 | -- | -- |
| 一腹卵数 | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
保全状況
Least Concern
Great Shearwater
Least Concern
Fairy Prion
About These Birds
Great Shearwater
全長43〜51cm、翼開長105〜122cm。大型；上面は暗褐色、下面は白く、暗色の帽子と特徴的な翼上面の鱗状模様を持つ。トリスタン・ダ・クーニャ、ゴフ、フォークランド諸島で繁殖し、北大西洋へ渡る。魚や烏賊を食べる；繁殖後の渡りでは英国沿岸を大群が通過する光景が見事。
Fairy Prion
23–28 cm, wingspan 56–60 cm. Small prion with narrow bill; blue-grey with clear dark M-mark across wings. Breeds southern New Zealand, Falklands, Kerguelen. The most widespread small prion. Feeds on small crustaceans and copepods at sea surface; highly gregarious offshore.