Princess had a problem. She wanted some food that was locked in a storeroom. Yet Princess didn't have a key. What could she do? Princess made her own key--out of a stick Princess is just one of many orangutans that have amazed the world with their intelligence and ingenuity. Some of these clever creatures have learned to communicate using sign language or computers. Others can hammer nails, saw wood, take a canoe for a boat ride, and even eat food...