Chris Packham, Michaela Strachan and Iolo Williams bring a little warmth to the winter season, shining a light on the young naturalists of the future, bitterns and winter moths.

Chris, Michaela and Iolo wrap up from RSPB Arne. Ahead of RSPB's Big Garden Birdwatch, they meet the rock‘n'roll birder who shows how Britain's birds can be as diverse as people's musical tastes.