beach birds black blue clouds flight gray ocean reflections sea sky summer Tan water white appropriate behavior appropriate behaviour care communication danger dangers deep deep water depth jellyfish risk risks sign signs stingers submerged objects swimmers swimming warning yellow ancient architecture green hill historical lake landscape old reflection Spain tranquil view village animal crouching drink drinking eye eyes groningen nature tiger vector watching wild angry attack attacking bird fight pond river scared scaring scary swan swim break coast cyprus foam horizon mediterranean natural shore spray wave ash boiling Dead trees hot mountain orange pine trees yellowstone baby beak Ciconia ciconia cute feather Planckendael stork white stork wildlife wings zoo brown falls Hardwoods mountains oregon pines rocks stream summer. trees