Great Shearwater vs Salvin's Prion
Ardenna gravis مقارنةً بـ Pachyptila salvini
Side-by-Side Comparison
| السمة | Great Shearwater | Salvin's Prion |
|---|---|---|
| الاسم العلمي | Ardenna gravis | Pachyptila salvini |
| الرتبة | Procellariiformes | Procellariiformes |
| الفصيلة | Procellariidae | Procellariidae |
| حالة الحفاظ | Least Concern | Least Concern |
| الطول | — | — |
| طول الجناح | 63,6 cm (25.0 in) | 38,6 cm (15.2 in) |
| الوزن | 832,5 g (29.37 oz) | 162,5 g (5.73 oz) |
| النظام الغذائي | -- | -- |
| عدد البيض في الوضع | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
حالة الحفاظ
Least Concern
Great Shearwater
Least Concern
Salvin's Prion
About These Birds
Great Shearwater
43–51 cm, wingspan 105–122 cm. Large; dark brown above with white underparts, dark cap, and distinctive scaly pattern on upperwing. Breeds Tristan da Cunha, Gough, and Falklands; migrates to North Atlantic. Feeds on fish and squid; spectacular post-breeding migration past UK coasts.
Salvin's Prion
25–28 cm, wingspan 57–63 cm. Similar to Broad-billed Prion but bill intermediate in width; blue-grey above with dark W-wing mark. Breeds Crozet and Marion islands in Indian Ocean. Feeds on crustaceans by filter-seizing at surface. Distinguished from congeners mainly by bill width.