Abbott's Booby vs Brown Booby
Papasula abbotti 比較対象 Sula leucogaster
Side-by-Side Comparison
| 属性 | Abbott's Booby | Brown Booby |
|---|---|---|
| 学名 | Papasula abbotti | Sula leucogaster |
| 目 | Suliformes | Suliformes |
| 科 | Sulidae | Sulidae |
| 保全状況 | Endangered | Least Concern |
| 体長 | — | — |
| 翼開長 | 88.5 cm (34.8 in) | 77.7 cm (30.6 in) |
| 体重 | 1540.0 g (54.32 oz) | 1378.6750000000002 g (48.63 oz) |
| 食性 | -- | -- |
| 一腹卵数 | 1 | 1-3 |
| Population Trend | — | — |
Habitat Comparison
保全状況
Endangered
Abbott's Booby
Least Concern
Brown 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.
Brown Booby
64–74 cm. Dark brown above; white belly and undertail; yellowish bill. The most widespread booby; breeds pantropically on islands worldwide. Feeds on fish and squid near land by plunge-diving; often follows ships. Ground or bush nester; aggressive and bold near colonies.