Polar Bear Leaping, Barents SeaI was on the deck of our ship in the Barents Sea when this cub decided to make a run for it. The pack ice had broken into dozens of pieces with meltwater pooling between them, and the bear was picking its way across, jumping floe to floe without stopping to think about it. This was the biggest gap. The cub launched itself with its front paws stretched out, back legs still pushing off the edge. I had maybe half a second to get the frame right. My