Incredible footage captures the moment a killer whale stuns a stingray with a powerful tail-slap. Orca slaps a Pelagic Stingray byu/Dacnis inHardcoreNature The rare footage was filmed off the coast of Mexico. The stingray eventually died, but interestingly, was never eaten by the orcas. Orcas are known to use this tail-slap technique to protect themselves […] More