Bill Oddie, Kate Humble have updates on the swans, geese and beavers at Martinmere. Simon King brings live pictures from a bat cave buried deep under the Yorkshire Dales.

Bill Oddie and Kate Humble find out how many of the whooper swans have made it back to Martinmere. Simon King battles unpredictable weather to get over to the Farne Islands. There's also information about applying for a Big Lottery Fund grant to help your local wildlife.