Cape Gannet vs Blue-footed Booby
Morus capensis 对比 Sula nebouxii
Side-by-Side Comparison
| 属性 | Cape Gannet | Blue-footed Booby |
|---|---|---|
| 学名 | Morus capensis | Sula nebouxii |
| 目 | Suliformes | Suliformes |
| 科 | Sulidae | Sulidae |
| 保护状况 | Endangered | Least Concern |
| 体长 | — | — |
| 翼展 | 90.0 cm (35.4 in) | 82.1 cm (32.3 in) |
| 体重 | 2592.6666666666665 g (91.45 oz) | 1590.0 g (56.09 oz) |
| 食性 | -- | -- |
| 产卵数 | 1 | 1-3 |
| Population Trend | — | — |
Habitat Comparison
保护状况
Endangered
Cape Gannet
Least Concern
Blue-footed Booby
About These Birds
Cape Gannet
84–94 cm, wingspan 171 cm. White with black wingtips; yellow-buff head; blue-grey bill. Breeds only on islands off South Africa and Namibia in the Benguela upwelling. Endangered; dramatic decline due to food competition with purse-seine fisheries. Plunge-dives for anchovy.
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.