9/10 In the jungles of Peru, the world's biggest otters must fight caiman to save their cubs. (R)
The team journey around the breathtaking shoreline of East Anglia. (R)
BBC Two Wales only
22/23 Neil Oliver visits Whitstable and ventures offshore to the remarkable Red Sands sea forts. (R)
BBC Two except Wales
6/12 David Attenborough visits the hottest and driest places on earth. (R)
Irish language series highlighting important rural and environmental issues.
BBC Two Northern Ireland only
4/15 Scientists are uncovering a bizarre and alien world that lies 4,000 miles beneath our feet (R)
3/6 A train cuts through some vital signalling cables between Reading and Paddington.
BBC Two except Northern Ireland
Documentary telling the story of Britain's first hand transplant.
BBC One except Northern Ireland, Northern Ireland HD, Scotland, Scotland HD, Wales, Wales HD
BBC One Northern Ireland, Northern Ireland HD, Wales, Wales HD only
BBC One Scotland, Scotland HD only
Wednesday 27 February 2013