Pete Oxford / Peruvian booby nest colony (Sula variegata) Lobos de Afuera, Peru, South America

Eric Baccega / Peruvian bobby (Sula variegata) nesting colony, Isla Ballestas, Ballestas Islands, Peru.

JIM CLARE / Peruvian boobies {Sula variegata} on guano unloading gantry, Chincha Island, Peru.

JIM CLARE / Peruvian boobies {Sula variegata} on guano unloading gantry. Chincha Island, Peru.

JIM CLARE / Peruvian boobies {Sula variegata} at nest site on cliff, Paracas NP, Peru. Note build up of guano used for fertiliser

Pete Oxford / Peruvian booby nesting colony {Sula variegata} Lobos de Tierra, Peru