The sixth title in this brilliant new series for animal lovers everywhere!

Emily's dad has been setting up a new project to help protect the orang-utans in Borneo. When Emily goes to visit she finds herself a brand new wild friend - baby orang-utan Koyah. When Koyah's tree-top home is threatened by illegal loggers, Emily vows to find a way to stop them. Can Emily save Koyah in time?