Small Saint Helena Petrel vs Atlantic Petrel
Bulweria bifax so với Pterodroma incerta
Side-by-Side Comparison
| Thuộc Tính | Small Saint Helena Petrel | Atlantic Petrel |
|---|---|---|
| Tên Khoa Học | Bulweria bifax | Pterodroma incerta |
| Bộ | Procellariiformes | Procellariiformes |
| Họ | Procellariidae | Procellariidae |
| Tình Trạng Bảo Tồn | Extinct | Endangered |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | — | 63,6 cm (25.0 in) |
| Khối Lượng | 167,17 g (5.90 oz) | 515,0 g (18.17 oz) |
| Chế Độ Ăn | -- | -- |
| Số Trứng | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
Môi Trường Sống Chung
Không
Small Saint Helena Petrel only
Không
Atlantic Petrel only
Tình Trạng Bảo Tồn
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.