Two juvenile great frigatebird sit amongst the rocks and grass whilst trying to cool down in the hot sun on North Seymour Island near Santa Cruz in the Galápagos Islands

frigatebird frigate bird fregata minor great frigatebird galapagos galapagos islands juvenile preening nest breeding bird seabird seymour island north seymour north seymour island fregatidae santa cruz santa cruz island bird colony colony ecuador island plumage feather feathers sea bird hot dry wind volcanic birds darwin charles darwin conservation south america wings avian aves beak guano endemic preen throat sack gular skin gular sack leafless tree barren