Atlantic Petrel vs Townsend's Shearwater
Pterodroma incerta 比較対象 Puffinus auricularis
Side-by-Side Comparison
| 属性 | Atlantic Petrel | Townsend's Shearwater |
|---|---|---|
| 学名 | Pterodroma incerta | Puffinus auricularis |
| 目 | Procellariiformes | Procellariiformes |
| 科 | Procellariidae | Procellariidae |
| 保全状況 | Endangered | Critically Endangered |
| 体長 | — | — |
| 翼開長 | 63.6 cm (25.0 in) | 44.0 cm (17.3 in) |
| 体重 | 515.0 g (18.17 oz) | 324.0 g (11.43 oz) |
| 食性 | -- | -- |
| 一腹卵数 | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
保全状況
Endangered
Atlantic Petrel
Critically Endangered
Townsend's Shearwater
About These Birds
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.
Townsend's Shearwater
33–35 cm. Dark above; white below with dark vent and undertail. Breeds Revillagigedo Islands (Mexico); Critically Endangered with fewer than 1,000 pairs. Threatened by introduced cats and rats; strictly nocturnal at colonies. Ranges in eastern Pacific.