Masked Booby vs Blue-footed Booby
Sula dactylatra compared with Sula nebouxii
Side-by-Side Comparison
| Attribute | Masked Booby | Blue-footed Booby |
|---|---|---|
| Scientific Name | Sula dactylatra | Sula nebouxii |
| Order | Suliformes | Suliformes |
| Family | Sulidae | Sulidae |
| Conservation Status | Least Concern | Least Concern |
| Length | — | — |
| Wingspan | 82.4 cm (32.4 in) | 82.1 cm (32.3 in) |
| Weight | 1811.8 g (63.91 oz) | 1590.0 g (56.09 oz) |
| Diet | -- | -- |
| Clutch Size | 1-2 | 1-3 |
| Population Trend | — | — |
Habitat Comparison
Conservation Status
Least Concern
Masked Booby
Least Concern
Blue-footed Booby
About These Birds
Masked Booby
74–92 cm. White with black wingtips and tail; yellow bill; white orbital skin. Breeds tropical Atlantic, Pacific, and Indian ocean islands; the largest booby. Feeds on fish and squid by high plunge-dives. Often displaces other boobies at nest sites; aggressive.
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.