Antarctic Prion vs Snow Petrel
Pachyptila desolata 比較対象 Pagodroma nivea
Side-by-Side Comparison
| 属性 | Antarctic Prion | Snow Petrel |
|---|---|---|
| 学名 | Pachyptila desolata | Pagodroma nivea |
| 目 | Procellariiformes | Procellariiformes |
| 科 | Procellariidae | Procellariidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | — | — |
| 翼開長 | 36.5 cm (14.4 in) | 49.5 cm (19.5 in) |
| 体重 | 149.0 g (5.26 oz) | 386.0 g (13.62 oz) |
| 食性 | -- | -- |
| 一腹卵数 | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
保全状況
Least Concern
Antarctic Prion
Least Concern
Snow Petrel
About These Birds
Antarctic Prion
25–28 cm, wingspan 58–66 cm. Classic prion pattern: pale blue-grey, white below, bold dark M across upperwing. Medium-broad bill. Most abundant and widespread prion; breeds South Georgia, Heard, Kerguelen, Macquarie. Feeds on crustaceans; makes deep dives compared to congeners.
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.