Great Shearwater vs Audubon's Shearwater
Ardenna gravis comparado com Puffinus lherminieri
Side-by-Side Comparison
| Atributo | Great Shearwater | Audubon's Shearwater |
|---|---|---|
| Nome científico | Ardenna gravis | Puffinus lherminieri |
| Ordem | Procellariiformes | Procellariiformes |
| Família | Procellariidae | Procellariidae |
| Estado de conservação | Least Concern | Least Concern |
| Comprimento | — | — |
| Envergadura | 63,6 cm (25.0 in) | 37,1 cm (14.6 in) |
| Peso | 832,5 g (29.37 oz) | 209,0 g (7.37 oz) |
| Dieta | -- | -- |
| Tamanho da postura | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
Estado de conservação
Least Concern
Great Shearwater
Least Concern
Audubon's 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.
Audubon's Shearwater
27–33 cm. Small; dark brown above; white below with clean-cut pattern. Breeds Caribbean, tropical Atlantic, Pacific, and Indian Ocean islands. Wide geographic range with multiple subspecies. Feeds on fish; breeds in burrows on oceanic islands; Near Threatened.