Cape Gannet vs Blue-footed Booby

Morus capensis compared with Sula nebouxii

Side-by-Side Comparison

Attribute Cape Gannet Blue-footed Booby
Scientific Name Morus capensis Sula nebouxii
Order Suliformes Suliformes
Family Sulidae Sulidae
Conservation Status Endangered Least Concern
Length — —
Wingspan 90.0 cm (35.4 in) 82.1 cm (32.3 in)
Weight 2592.6666666666665 g (91.45 oz) 1590.0 g (56.09 oz)
Diet -- --
Clutch Size 1 1-3
Population Trend — —

Habitat Comparison

Shared Habitats

None

Cape Gannet only

None

Blue-footed Booby only

Conservation Status

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.

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