Wedge-tailed Shearwater vs Heinroth's Shearwater
Ardenna pacifica 比較対象 Puffinus heinrothi
Side-by-Side Comparison
| 属性 | Wedge-tailed Shearwater | Heinroth's Shearwater |
|---|---|---|
| 学名 | Ardenna pacifica | Puffinus heinrothi |
| 目 | Procellariiformes | Procellariiformes |
| 科 | Procellariidae | Procellariidae |
| 保全状況 | Least Concern | Vulnerable |
| 体長 | — | — |
| 翼開長 | 59.4 cm (23.4 in) | 35.7 cm (14.1 in) |
| 体重 | 435.0 g (15.34 oz) | 82.0 g (2.89 oz) |
| 食性 | -- | -- |
| 一腹卵数 | 1 | -- |
| Population Trend | — | — |
Habitat Comparison
保全状況
Least Concern
Wedge-tailed Shearwater
Vulnerable
Heinroth's Shearwater
About These Birds
Wedge-tailed Shearwater
全長38〜46cm、翼開長97〜105cm。楔形の長い尾が識別のポイント;上面は暗褐色;腹面は多型(暗色型または白腹型)。熱帯太平洋・インド洋の島々で繁殖。外洋に広く分布。魚や烏賊を食べ、しばしばマグロと群れをなす。普通種で広域分布。
Heinroth's Shearwater
27 cm. Small dark shearwater; all sooty-brown with pale bill. Breeds Solomon Islands and Papua New Guinea. Critically Endangered; extremely poorly known with only a handful of records. Breeding biology almost completely unknown; one of the rarest and least-studied seabirds.