A group of whale watchers off the coast of Southern California had the rare privilege of witnessing the birth of a grey whale calf.br br Video, shared by Capt. Dave's Dolphin & Whale Watching Safari, shows the extraordinary event off the coast of Dana Point, between Los Angeles and San Diego. br br The mother brings her newborn right up to a small boat, as if to show it off. br br The young calf can be seen learning how to swim with the help of its mother.