Pink-footed Shearwater vs Townsend's Shearwater
Ardenna creatopus 比較対象 Puffinus auricularis
Side-by-Side Comparison
| 属性 | Pink-footed Shearwater | Townsend's Shearwater |
|---|---|---|
| 学名 | Ardenna creatopus | Puffinus auricularis |
| 目 | Procellariiformes | Procellariiformes |
| 科 | Procellariidae | Procellariidae |
| 保全状況 | Vulnerable | Critically Endangered |
| 体長 | — | — |
| 翼開長 | 64.8 cm (25.5 in) | 44.0 cm (17.3 in) |
| 体重 | 718.0 g (25.33 oz) | 324.0 g (11.43 oz) |
| 食性 | -- | -- |
| 一腹卵数 | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
保全状況
Vulnerable
Pink-footed Shearwater
Critically Endangered
Townsend's Shearwater
About These Birds
Pink-footed Shearwater
全長48cm、翼開長109cm。大型のミズナギドリ；上面は茶褐色、下面は白く、ピンク色の足と暗色の下翼縁を持つ。チリのホアン・フェルナンデス諸島とモチャ島で繁殖し、北太平洋へ渡る。危急；外来捕食者と延縄による混獲が脅威。魚や烏賊を食べる。
Townsend's Shearwater
33–35 cm. Dark above; white below with dark vent and undertail. Breeds Revillagigedo Islands (Mexico); Critically Endangered with fewer than 1,000 pairs. Threatened by introduced cats and rats; strictly nocturnal at colonies. Ranges in eastern Pacific.