Great Shearwater vs Cape Verde Petrel
Ardenna gravis 比較対象 Pterodroma feae
Side-by-Side Comparison
| 属性 | Great Shearwater | Cape Verde Petrel |
|---|---|---|
| 学名 | Ardenna gravis | Pterodroma feae |
| 目 | Procellariiformes | Procellariiformes |
| 科 | Procellariidae | Procellariidae |
| 保全状況 | Least Concern | Near Threatened |
| 体長 | — | — |
| 翼開長 | 63.6 cm (25.0 in) | 51.0 cm (20.1 in) |
| 体重 | 832.5 g (29.37 oz) | 303.0 g (10.69 oz) |
| 食性 | -- | -- |
| 一腹卵数 | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
保全状況
Least Concern
Great Shearwater
Near Threatened
Cape Verde Petrel
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。
Cape Verde Petrel
33–37 cm. Grey-brown above with pale grey rump; white underparts with dark partial breast smudge. Breeds Cape Verde Islands; ranges across Atlantic Ocean. Closely related to Desertas and Zino's petrels; Vulnerable. Visits colonies only at night; feeds on squid and fish.