Iolo Williams shares his passion for Welsh wildlife. Filmed over a year, with stunning aerial and wildlife photography, the first episode features the beautiful south of Wales. Iolo starts in Pembrokeshire with red deer, seals and a rare sighting of red squirrels. In the Brecon Beacons he discovers spectacular waterfalls, amazing cave structures and bats hiding in dungeons, and also nesting hobbies, goshawks and some stunning birds in Glamorgan and Gwent.