Stunning aerial footage of a pod of killer whales swimming off the coast of Newport Beach, California, USA. <br /><br />The video, filmed on November 30, shows large numbers of orcas swimming near the surface. <br /><br />The filmer later wrote online: "When I heard that there were killer whales out in this area, I freaked out and drove down to get on my friends whale watching boat called 'Newport Coastal Adventure'.<br /><br />"There were over 50 and possibly about 80 all in sub-groups of about 3-10 individuals, some small calves with their mothers as well." <br /><br />"We tracked these killer whales from two miles off the shore until they got 18 miles off the shore as they headed north-west," he continued.
