The foreign fruit fly invaders which are laying eggs in Britain's summer fruits.
BBC Radio 4
23/24 Brett Westwood, the BBC Natural History Unit and the Open University look into wildlife.
Mark looks at how Swansea's monopoly of the copper trade propelled Nelson towards victory. (R)
BBC Two Wales only
How satellite technology and advances in robotics may revolutionise the future of farming.
7/13 How reptiles were the first backboned creatures to solve the problems of living on land. (R)
BBC Two except Wales
2/3 How some species survived the catastrophic asteroid collision 65 million years ago. (R)
2/5 Richard Mabey tells the story of a lifetime of weather.
BBC Radio 3
Wednesday 6 February 2013