From polar bears struggling to hunt on the dwindling sea-ice to a caterpillar that takes over a decade to pupate, the Arctic pushes its inhabitants to the max. This series captures the planet's toughest creatures in the harshest and most spectacular habitats. Explore haunting landscapes of islands still being forged by the fire of Arctic volcanoes, the punishing frozen tundra, and the snow-covered expanse of the vast Taiga forest.