This blue-footed booby was flying over the nest of his partner, trying to alienate invaders. these species sacrifice a lot in their flight to be able to subsist in reference of other species. On the Isla de la Plata, bird species are the same as in the Galapagos Islands, such as blue-footed boobies or frigates. The image was taken with a 200mm lens, f / 9, 1/250, manual programming, camera nikon d7100