Abbott's Booby vs Blue-footed Booby
Papasula abbotti 比較対象 Sula nebouxii
Side-by-Side Comparison
| 属性 | Abbott's Booby | Blue-footed Booby |
|---|---|---|
| 学名 | Papasula abbotti | Sula nebouxii |
| 目 | Suliformes | Suliformes |
| 科 | Sulidae | Sulidae |
| 保全状況 | Endangered | Least Concern |
| 体長 | — | — |
| 翼開長 | 88.5 cm (34.8 in) | 82.1 cm (32.3 in) |
| 体重 | 1540.0 g (54.32 oz) | 1590.0 g (56.09 oz) |
| 食性 | -- | -- |
| 一腹卵数 | 1 | 1-3 |
| Population Trend | — | — |
Habitat Comparison
保全状況
Endangered
Abbott's Booby
Least Concern
Blue-footed Booby
About These Birds
Abbott's Booby
79 cm. Largely white with black flight feathers and tail; pink bill; blue facial skin. Only booby nesting in trees. Breeds Christmas Island (Indian Ocean). Endangered; fewer than 6,000 pairs; threatened by phosphate mining and introduced yellow crazy ants. Ranges Indian and Pacific oceans.
Blue-footed Booby
76–84 cm. Brown-and-white; vivid turquoise-blue feet diagnostic. Breeds Galapagos, Pacific coast of South and Central America. Uses elaborate sky-pointing displays with blue feet. Feeds on anchovies by plunge-diving; highly susceptible to El Niño food shortages.