Michaela Strachan and Lucy Lapwing reveal some intriguing behaviours from Norfolk’s miniature marvels, and Gillian Burke and Iolo Williams look at the wildlife of Musselburgh.

It’s time to sit back and enjoy nature as it was intended. With a music-free episode, the audience will be immersed in the natural sounds of nature. Chris Packham and Michaela Strachan catch us up on the latest wildlife news from RSPB Arne in Dorset. Iolo Williams ventures across the water and onto Brownsea Island with a thermal camera to capture all the island’s drama after dark. We meet two families of otters who inhabit our most northerly islands and must take to the seas to find a feast, and Gillian visits Sanday, the largest of Orkney’s northern isles, to lay eyes on a mammal found nowhere else on earth.

Chris Packham, Michaela Strachan and Iolo Williams wrap up the week’s wildlife stories from RSPB Arne in Dorset. Winter is a tough time for wildlife, so how have they all been coping? We check in with our bird feeders on site to see what species have been feasting, and there’s no better time to make a record of avian garden visitors, as The Big Garden Birdwatch is just around the corner. Gillian concludes her Orkney adventures, showcasing some of the islands’ coastal specialists.

Chris Packham, Michaela Strachan and Iolo Williams bring a seasonal sound spectacular with this music-free episode, designed to showcase the natural sounds of winter. There's a look at why a bird’s vocal repertoire is much more than just its song, how bees are coping with changing winters and how a man discovered a family of otters on his local nature reserve and made it his mission to capture their magical moments.