Sound recordist Chris Watson eavesdrops on puffins.
John tries to film dipper birds on a Scottish river.
Chris is flat out on a peat bog listening for waders.
Bill Oddie, John Aitchison and Chris Watson reveal the hidden lives of Britain's wildlife.
John is challenged to film four seasons of weather in one day in Scotland.
John struggles to film a Goshawk. Things turn a turn for the worse for a family of wrens.
John finds scavengers on the Pitsea landfill site.
John lies in wet sand for seven hours to film a small bird.