Scientists are using a new form of genetic engineering to breed disease-resistant animals.
BBC Radio 4
12/20 What wildlife lives in our garden? This films shows the different animals you might find. (R)
3/8 Steve Backshall tracks down some of the largest deadly animals Asia has to offer. (R)
6/23 Miranda Krestovnikoff goes to Wexford in search of the rare white-fronted goose. (R)
BBC Two except Wales
2/35 Mark Horton discovers how 13th-century Harlech Castle would have looked when it was built. (R)
BBC Two Wales
Exploring the environmental secrets of the deepest lake in the world with Tom Heap.
6/10 David Attenborough looks at omnivores - animals that eat whatever is around at the time. (R)
1/3 Exploring the largest animals that have ever lived on our planet- the great whales. (R)
Professor Richard Fortey embarks on a quest to discover the lives of rock pool creatures.
Professor Richard Fortey embarks on a quest to discover the lives of rock pool creatures. (R)
Wednesday 17 April 2013