Lifelong nature lover Hugh Fearnley-Whittingstall celebrates the wildlife of the West Country and the people who care for it. In this episode, he explores the ancient woods and valleys of Dartmoor on a quest to find out more about his favourite garden bird, the long-tailed tit.He joins local naturalist John Walters to discover how family life is the key to survival for these sociable little birds as they huddle up together through the cold winter nights and work as a team to bring up chicks. With the help of wildlife hero Leo Gubert, Hugh tracks down a hibernating dormouse to discover if they really do sleep for seven months of the year. And he gets a little too close for comfort to some feisty wood ants.