1/2 Ellie Harrison and Max Hug Williams follow the stories of wild orphaned animals.
The dramatised true-to-life tale of polar bear cubs on a journey of a lifetime.
22/26 The story of Sully, a grey seal pup preparing for life in the North Atlantic.
2/4 Griff Rhys Jones visits Plas Newydd on the island of Anglesey.
2/3 Will meets the members of the Lewis Merthyr Colliery Brass Band and fishes for grayling.
Neil Oliver visits an Atlantic sea monitoring station off the coast of Galway.
2/6 Paul Murton visits the lochs and mountains of Wester Ross.
Michaela Strachan, Iolo Williams and Chris Packham update on the Gardenwatch survey.
4/4 Doug Anderson and Doug Allan reveal the technical challenges of filming under the sea.
1/4 Professor Brian Cox investigates the stunning diversity of shapes in the natural world.