Cory's Shearwater vs Atlantic Petrel
Calonectris borealis verglichen mit Pterodroma incerta
Side-by-Side Comparison
| Merkmal | Cory's Shearwater | Atlantic Petrel |
|---|---|---|
| Wissenschaftlicher Name | Calonectris borealis | Pterodroma incerta |
| Ordnung | Procellariiformes | Procellariiformes |
| Familie | Procellariidae | Procellariidae |
| Erhaltungsstatus | Least Concern | Endangered |
| Länge | — | — |
| Flügelspannweite | 69,4 cm (27.3 in) | 63,6 cm (25.0 in) |
| Gewicht | 787,5 g (27.78 oz) | 515,0 g (18.17 oz) |
| Ernährung | -- | -- |
| Gelegegröße | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
Erhaltungsstatus
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.