With cameras trained on a carcass on Mull, Iolo Williams is hoping for an appearance from one of the island’s most enigmatic residents, the eagle. In Norfolk, Chris Packham and Michaela Strachan look at the winter survival strategies of the local wildlife and keep their eyes peeled for one of Wild Ken Hill’s resident beavers, while Megan McCubbin investigates winter wildlife at WWT Castle Espie. Show less