group of griffon vultures resting on a vertical wall, sleeping inside the wholes. white depositions on the rocky wall. scientific

alive animals birds canyon castilla cliff cliffs close countryside depositions duratasup3 duraton europe fauna feathers fly fulvus griffon group gyps habitat hoces iberia iberian landscape madrid national native natural nature nest nesting observation outback outdoors park poo prey reserve resting river rock season sleeping soria spain spanish summer vultures wild wildlife wings