Great Shearwater vs Fluttering Shearwater
Ardenna gravis verglichen mit Puffinus gavia
Side-by-Side Comparison
| Merkmal | Great Shearwater | Fluttering Shearwater |
|---|---|---|
| Wissenschaftlicher Name | Ardenna gravis | Puffinus gavia |
| Ordnung | Procellariiformes | Procellariiformes |
| Familie | Procellariidae | Procellariidae |
| Erhaltungsstatus | Least Concern | Least Concern |
| Länge | — | — |
| Flügelspannweite | 63,6 cm (25.0 in) | 39,6 cm (15.6 in) |
| Gewicht | 832,5 g (29.37 oz) | 267,6666666666667 g (9.44 oz) |
| Ernährung | -- | -- |
| Gelegegröße | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
Erhaltungsstatus
Least Concern
Great Shearwater
Least Concern
Fluttering Shearwater
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.
Fluttering Shearwater
33 cm. Dark brown above; white below; relatively short-tailed. Breeds New Zealand North Island coast; non-breeding range restricted to Tasman Sea and nearby waters. Sedentary compared to most shearwaters; feeds on fish and squid. Near Threatened due to small range.