Great Shearwater vs Jamaican Petrel
Ardenna gravis в сравнении с Pterodroma caribbaea
Side-by-Side Comparison
| Характеристика | Great Shearwater | Jamaican Petrel |
|---|---|---|
| Научное название | Ardenna gravis | Pterodroma caribbaea |
| Отряд | Procellariiformes | Procellariiformes |
| Семейство | Procellariidae | Procellariidae |
| Охранный статус | Least Concern | Not Evaluated |
| Длина | — | — |
| Размах крыльев | 63,6 cm (25.0 in) | 54,8 cm (21.6 in) |
| Масса | 832,5 g (29.37 oz) | 278,0 g (9.81 oz) |
| Питание | -- | -- |
| Размер кладки | 1 | -- |
| Population Trend | — | — |
Habitat Comparison
Охранный статус
Least Concern
Great Shearwater
Not Evaluated
Jamaican 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.
Jamaican Petrel
36 cm. Dark sooty-brown throughout with slightly paler underparts. Possibly Critically Endangered or extinct; last confirmed sighting 1879 in Jamaica. Likely nested in Blue Mountains. If surviving, threatened by mongoose predation and habitat loss; only occasional sight records at sea.