It’s dark, it’s cold, it’s the end of January – but fear not, Winterwatch is back to add seasonal warmth and cheer. Chris Packham, Michaela Strachan, Gillian Burke and Iolo Williams host, live from the Cairngorms.

The cameras are poised to capture pine martens, red squirrels, golden eagles and crested tits. This wild winter wilderness is home to rare cold-adapted species, but as the climate changes they are especially sensitive to warming temperatures. This makes them and the Cairngorm Mountains Britain’s early warning system for changing environments, so what can the Cairngorms reveal about winter right now, and in the future? Show less