Small Saint Helena Petrel vs Atlantic Petrel
Bulweria bifax ile kıyaslandığında Pterodroma incerta
Side-by-Side Comparison
| Özellik | Small Saint Helena Petrel | Atlantic Petrel |
|---|---|---|
| Bilimsel Ad | Bulweria bifax | Pterodroma incerta |
| Takım | Procellariiformes | Procellariiformes |
| Familya | Procellariidae | Procellariidae |
| Koruma Durumu | Extinct | Endangered |
| Uzunluk | — | — |
| Kanat Açıklığı | — | 63,6 cm (25.0 in) |
| Ağırlık | 167,17 g (5.90 oz) | 515,0 g (18.17 oz) |
| Beslenme | -- | -- |
| Kuluçka Büyüklüğü | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
Ortak Yaşam Alanları
Hiçbiri
Small Saint Helena Petrel only
Hiçbiri
Atlantic Petrel only
Koruma Durumu
Extinct
Small Saint Helena Petrel
Endangered
Atlantic Petrel
About These Birds
Small Saint Helena Petrel
Extinct; known only from subfossil bones from St. Helena Island. Smaller than Bulwer's Petrel; went extinct shortly after human settlement of St. Helena, likely from introduced predators. Part of the endemic St. Helena seabird community that was largely extirpated by human arrival.
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.