Snow Petrel vs Heinroth's Shearwater
Pagodroma nivea مقارنةً بـ Puffinus heinrothi
Side-by-Side Comparison
| السمة | Snow Petrel | Heinroth's Shearwater |
|---|---|---|
| الاسم العلمي | Pagodroma nivea | Puffinus heinrothi |
| الرتبة | Procellariiformes | Procellariiformes |
| الفصيلة | Procellariidae | Procellariidae |
| حالة الحفاظ | Least Concern | Vulnerable |
| الطول | — | — |
| طول الجناح | 49,5 cm (19.5 in) | 35,7 cm (14.1 in) |
| الوزن | 386,0 g (13.62 oz) | 82,0 g (2.89 oz) |
| النظام الغذائي | -- | -- |
| عدد البيض في الوضع | 1 | -- |
| Population Trend | — | — |
حالة الحفاظ
Least Concern
Snow Petrel
Vulnerable
Heinroth's Shearwater
About These Birds
Snow Petrel
30–35 cm, wingspan 75–95 cm. Entirely snow-white plumage; black bill, eyes, and feet. Nests in rock crevices deep in Antarctica, among the southernmost breeding birds on Earth. Feeds on krill and fish under pack ice. Highly territorial at nest; secretes stomach oil as defence.
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.