A Female Brown Booby, in flight over the breeding colony on Michaelmas Cay, Queensland, Australia

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The brown booby (Sula leucogaster) is a large seabird of the booby family, Sulidae. They present sexual dimorphism. The female booby reaches about 80 centimetres (31 in) in length, its wingspan measures up to 150 cm ( ft), and they can weigh up to 1,300 g ( lb). The male booby reaches about 75 centimetres (30 in) in length, its wingspan measures up to 140 cm ( ft), and they can weigh up to 1,000 g ( lb

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Size: 3078px × 2081px
Location: Michaelmas Cay, Queensland, Australia
Photo credit: © John Gaffen / Alamy / Afripics
License: Licensed
Model Released: No

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