Cory's Shearwater vs Atlantic Petrel
Calonectris borealis ile kıyaslandığında Pterodroma incerta
Side-by-Side Comparison
| Özellik | Cory's Shearwater | Atlantic Petrel |
|---|---|---|
| Bilimsel Ad | Calonectris borealis | Pterodroma incerta |
| Takım | Procellariiformes | Procellariiformes |
| Familya | Procellariidae | Procellariidae |
| Koruma Durumu | Least Concern | Endangered |
| Uzunluk | — | — |
| Kanat Açıklığı | 69,4 cm (27.3 in) | 63,6 cm (25.0 in) |
| Ağırlık | 787,5 g (27.78 oz) | 515,0 g (18.17 oz) |
| Beslenme | -- | -- |
| Kuluçka Büyüklüğü | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
Ortak Yaşam Alanları
Hiçbiri
Cory's Shearwater only
Hiçbiri
Atlantic Petrel only
Koruma Durumu
Least Concern
Cory's Shearwater
Endangered
Atlantic Petrel
About These Birds
Cory's Shearwater
46–56 cm, wingspan 112–126 cm. Large shearwater; greyish-brown above with yellowish bill; white below with pale underwing. Breeds Macaronesia (Azores, Canaries, Madeira). Migrates across Atlantic to South Atlantic wintering grounds. Feeds on fish and squid; follows fishing vessels.
Atlantic Petrel
43 cm, wingspan 104 cm. Large; dark brown above with pale belly and dusky breast-band creating hooded appearance. Breeds Tristan da Cunha and Gough Island; ranges into south Atlantic and Indian Ocean. Endangered; threatened by introduced predators and longline fisheries.