It is known that crows adore everything brilliant and unexpectedly these birds have become a real calamity for diamond hunters. Imagine that you managed to get some sparkling gems and you can get even more. But while you are out, nasty feathered thieves will drag glittering crystals. They will attract the brilliance of the faces, and you must prevent it. Your task is to save the gems from crows. To do this, put in their way the usual boulders, so that the birds stop seeing the diamond glow. Find the best options to carry out the tasks of the levels in the game Rocks and Ravens.