Small Saint Helena Petrel vs Atlantic Petrel
Bulweria bifax से तुलना Pterodroma incerta
Side-by-Side Comparison
| विशेषता | Small Saint Helena Petrel | Atlantic Petrel |
|---|---|---|
| वैज्ञानिक नाम | Bulweria bifax | Pterodroma incerta |
| गण | Procellariiformes | Procellariiformes |
| कुल | Procellariidae | Procellariidae |
| संरक्षण स्थिति | Extinct | Endangered |
| लंबाई | — | — |
| पंखों का फैलाव | — | 63.6 cm (25.0 in) |
| वजन | 167.17 g (5.90 oz) | 515.0 g (18.17 oz) |
| आहार | -- | -- |
| अंडों की संख्या | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
साझा आवास
कोई नहीं
Small Saint Helena Petrel only
कोई नहीं
Atlantic Petrel only
संरक्षण स्थिति
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.