Juan Fernandez Petrel vs Atlantic Petrel
Pterodroma externa в сравнении с Pterodroma incerta
Side-by-Side Comparison
| Характеристика | Juan Fernandez Petrel | Atlantic Petrel |
|---|---|---|
| Научное название | Pterodroma externa | Pterodroma incerta |
| Отряд | Procellariiformes | Procellariiformes |
| Семейство | Procellariidae | Procellariidae |
| Охранный статус | Vulnerable | Endangered |
| Длина | — | — |
| Размах крыльев | 58,3 cm (23.0 in) | 63,6 cm (25.0 in) |
| Масса | 432,5 g (15.26 oz) | 515,0 g (18.17 oz) |
| Питание | -- | -- |
| Размер кладки | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
Общие среды обитания
Juan Fernandez Petrel only
Atlantic Petrel only
Охранный статус
Vulnerable
Juan Fernandez Petrel
Endangered
Atlantic Petrel
About These Birds
Juan Fernandez Petrel
43 cm, wingspan 97 cm. Large; dark grey-brown above with white nape and underparts; dark carpal bar and partial collar. Breeds Juan Fernandez Islands (Chile); ranges across subtropical Pacific. Vulnerable due to small breeding range; feeds on fish and squid.
Atlantic Petrel
43 cm, wingspan 104 cm. Large; dark brown above with pale belly and dusky breast-band creating hooded appearance. Breeds Tristan da Cunha and Gough Island; ranges into south Atlantic and Indian Ocean. Endangered; threatened by introduced predators and longline fisheries.