Antarctic Prion vs Subantarctic Shearwater
Pachyptila desolata 比較対象 Puffinus elegans
Side-by-Side Comparison
| 属性 | Antarctic Prion | Subantarctic Shearwater |
|---|---|---|
| 学名 | Pachyptila desolata | Puffinus elegans |
| 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) | 36.8 cm (14.5 in) |
| 体重 | 149.0 g (5.26 oz) | 222.5 g (7.85 oz) |
| 食性 | -- | -- |
| 一腹卵数 | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
保全状況
Least Concern
Antarctic Prion
Least Concern
Subantarctic Shearwater
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.
Subantarctic Shearwater
27–30 cm. Dark above; white below with clean sharp borders; slightly larger than related small shearwaters. Breeds subantarctic islands (Tristan da Cunha, Gough, St. Paul). Ranges in subantarctic Southern Ocean. Separated from Little Shearwater by range and subtle differences.