Highlands: Scotland's Wild Heart: Autumn and Winter - Against All Odds

Ewan McGregor narrates as summer gives way to autumn and winter in the Highlands. From October to February, extreme weather is expected to batter the Cairngorm plateau. For the region's wildlife, these brutal, dark seasons trigger a game of endurance for which they must carefully prepare. Throughout the autumn, Scotland's reindeer bulls fight for dominance in ruts that can last for hours, and hurricane-strength winds lash a seal colony on Copinsay, where vulnerable pups must stay close to their mother if they are to have a chance of surviving. As winter arrives, the Highlands are blanketed in snow and ice, and while the frigid landscape retains its beauty, the moment of truth arrives for mountain hares, ptarmigan and golden eagles