Countryfile visits the Somerset Levels, where Matt Baker is on the hunt for the common crane, a bird that has been brought back from the brink. It now thrives in this area, thanks to an unlikely union. Anita Rani meets the farmer who is turning apples into a tempting tipple. Adam Henson takes stock on his farm as winter arrives. And in the first part of a new feature, the programme discovers the highs and lows of life as a rural vet. Charlotte Smith finds out why people who swim in the sea are unwittingly exposing themselves to dangerous bacteria and discovers where they come from.