
A natural history portrait of a year in Yellowstone, following the fortunes of America's wildlife icons as they face the challenges of one of the most extraordinary wildernesses on Earth.

Following Yellowstone's wildlife in a fight to survive six freezing winter months.

As the snow melts, the extent of Yellowstone is revealed, but summer here is fickle.

Elk move down from the mountains and beavers repair their dams in preparation for winter.
Available on: BBC Two