Great Shearwater vs Magenta Petrel
Ardenna gravis в сравнении с Pterodroma magentae
Side-by-Side Comparison
| Характеристика | Great Shearwater | Magenta Petrel |
|---|---|---|
| Научное название | Ardenna gravis | Pterodroma magentae |
| Отряд | Procellariiformes | Procellariiformes |
| Семейство | Procellariidae | Procellariidae |
| Охранный статус | Least Concern | Critically Endangered |
| Длина | — | — |
| Размах крыльев | 63,6 cm (25.0 in) | 61,2 cm (24.1 in) |
| Масса | 832,5 g (29.37 oz) | 487,5 g (17.20 oz) |
| Питание | -- | -- |
| Размер кладки | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
Охранный статус
Least Concern
Great Shearwater
Critically Endangered
Magenta 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.
Magenta Petrel
38–42 cm. Large dark-rumped petrel; brown above with pale forehead and whitish underparts. Critically Endangered; rediscovered in 1978 on Chatham Islands. Fewer than 150 known pairs; threatened by introduced predators and road lighting. Feeds on squid and fish at sea.