Chris and Kate are at a wildlife hospital helping to rescue and care for sick and injured animals. Autumn is a busy time for them. In particular, hedgehogs need to be in peak condition if they are to successfully hibernate and survive the winter. Simon King is in border country to report live on the arrival of thousands of migrating barnacle geese. Martin Hughes-Games reveals how to get more involved with wildlife, while Gordon Buchanan is on the trail of the best stories from viewers.