Winter's Hidden Wonders
America's Frozen Frontier+
The harsh elements of the Americas' winter push animals to their limits. Only the toughest and most resourceful survive.
Asia's Frozen Wilderness+
Winter's savage conditions are the ultimate test for Asia's wildlife. Only the most resilient and resourceful animals survive until spring.
Europe's Ice World+
Winter in Europe sees temperatures plummet to minus 40 degrees; wildlife pushed to the extreme. Animals here have little choice but to adapt or die.