Great Shearwater vs Phoenix Petrel
Ardenna gravis verglichen mit Pterodroma alba
Side-by-Side Comparison
| Merkmal | Great Shearwater | Phoenix Petrel |
|---|---|---|
| Wissenschaftlicher Name | Ardenna gravis | Pterodroma alba |
| Ordnung | Procellariiformes | Procellariiformes |
| Familie | Procellariidae | Procellariidae |
| Erhaltungsstatus | Least Concern | Vulnerable |
| Länge | — | — |
| Flügelspannweite | 63,6 cm (25.0 in) | 53,2 cm (20.9 in) |
| Gewicht | 832,5 g (29.37 oz) | 279,0 g (9.84 oz) |
| Ernährung | -- | -- |
| Gelegegröße | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
Erhaltungsstatus
Least Concern
Great Shearwater
Vulnerable
Phoenix 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.
Phoenix Petrel
35–37 cm. Polymorphic; pale morph pale grey with white underparts; dark morph all brown. Breeds Phoenix and Line Islands, French Polynesia. Ranges widely in tropical Pacific. Near Threatened; introduced predators threaten island colonies. Feeds on squid and fish.