Jamie & Tom are back in Jurassic dinosaur world doing a spot of prehistoric bird watching. Suddenly a large face appears among the treetops
- it's a huge diplodocus! The boys enjoy watching the enormous beast chewing on the branches but when a big twig gets lodged in its mouth the diplodocus starts going crazy. Jamie & Tom must find their way across the treetops swinging on vines in order to catch up with the dinosaur & try to help him.