Great Shearwater vs Providence Petrel
Ardenna gravis ile kıyaslandığında Pterodroma solandri
Side-by-Side Comparison
| Özellik | Great Shearwater | Providence Petrel |
|---|---|---|
| Bilimsel Ad | Ardenna gravis | Pterodroma solandri |
| Takım | Procellariiformes | Procellariiformes |
| Familya | Procellariidae | Procellariidae |
| Koruma Durumu | Least Concern | Least Concern |
| Uzunluk | — | — |
| Kanat Açıklığı | 63,6 cm (25.0 in) | 59,8 cm (23.5 in) |
| Ağırlık | 832,5 g (29.37 oz) | 480,3333333333333 g (16.94 oz) |
| Beslenme | -- | -- |
| Kuluçka Büyüklüğü | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
Koruma Durumu
Least Concern
Great Shearwater
Least Concern
Providence Petrel
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.
Providence Petrel
40 cm, wingspan 96–100 cm. Dark brown overall with pale forehead; underwing shows white flash at base of primaries. Breeds Lord Howe Island; migrates to North Pacific after breeding. Feeds on squid and fish; populations recovering after predator control on Lord Howe.