pThe moment when four brown grizzly bears emerge from the woods to chase away a hungry black bear from their dinner was caught on video in Alberta, Canada, and uploaded on July 8.ppJason Corrigal, who shot the video, said he’d seen four grizzlies feeding on a moose carcass a day earlier and returned to find a black bear at the spot. He was keeping an eye out for the grizzlies’ return, and managed to capture their interaction.ppAs soon as the larger brown bearsa come out from the tree line, the black bear turns tail and runs up the roadside.