If you're looking for a rather magical bit of telly this evening then you've found it. Sean Bean and Natural World take us to South Africa, where we meet some very special rhino. These beautiful creatures are being hunted to extinction on the African plains and something must be done to save them. We're following a daring plan to move the whole herd to a much safer location. It all seems simple enough, but there is one problem: The only way to move them is to hitch them to a helicopter and airlift them out. Prepare for some spectacular scenes...