5/6. In the far north of our planet lie vast frozen lands of snow-covered forest and open tundra. These are lands of extremes that push animals to their very limits. Also in HD. [S,AD,SL]
5/6. In the far north of our planet lie vast frozen lands of snow-covered forest and open tundra. These are lands of extremes that push animals to their very limits. Also in HD. [S,AD,SL]
3/6. A look at how mountains create unique frozen worlds, home to extraordinary animals that must overcome the crushing conditions of the cold. Also in HD. [S,AD,SL]
2/6. At the top of our planet lies the Arctic Ocean - a shape-shifting world of ice and water, home to unique animals like polar bears, harp seals and bowhead whales. Also in HD. [S,AD,SL]
1/6. From the poles to the highest mountain peaks, there are surprising frozen worlds found on every continent, and each is home to unique and remarkable animals. Also in HD. [S,AD,SL]