March 15, 2009 • 50m
Following Yellowstone's wildlife in a fight to survive six freezing winter months.
March 22, 2009 • 50m
As the snow melts, the extent of Yellowstone is revealed, but summer here is fickle.
March 29, 2009 • 50m
Elk move down from the mountains and beavers repair their dams in preparation for winter.