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Brown Booby

(Sula leucogaster) - Tropical and subtropical regions

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Lifecycle: Brown Boobies are known for their plunge-diving hunting technique, where they dive from great heights into the ocean to catch fish. They breed in colonies on coastal islands.
Behavior: They are highly agile flyers and can often be seen soaring above the ocean, searching for schools of fish. They have excellent vision for locating prey in the water.
Vocalizations: Brown Boobies have a range of calls, including grunts and croaks, which are used for communication within their colonies.


Diet: Brown Boobies primarily feed on fish, including small schooling species, flying fish, and squid. They are skilled hunters and use their excellent aerial and diving abilities to catch prey.
Feeding Behavior: They are known for their spectacular plunge-diving behavior, where they dive headfirst into the ocean at high speeds to catch fish. They can dive from considerable heights and depths to catch their prey.

The Brown Booby is a marine bird found in tropical and subtropical regions around the world. It is known for its striking appearance and its adeptness at catching fish by plunge-diving into the ocean.


Size: Brown Boobies come in two subspecies, with the smaller Pacific Brown Booby measuring about 71 to 81 cm (28 to 32 inches) in length, and the larger Atlantic Brown Booby reaching up to 81 to 91 cm (32 to 36 inches).
Appearance: They have brown plumage on their upperparts, contrasting with a white belly and underparts. Adults have pale blue facial skin and legs. Their bills are long and pointed.


Brown Boobies are primarily found in tropical and subtropical marine environments. They are often associated with coastal regions, offshore islands, and coral atolls, where they breed and forage for food.
Nests: They build nests on cliffs, rocky shores, and trees on coastal islands, often in colonies alongside other seabird species.

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