The Roaming Dinosaurs is like that seen by the previous lost animals that shows up onto the farms, similar to the previous Ultimate Treehouse. The Roaming Dinosaurs was originally released on the July 24th, 2012 on a slow rolling out to players. Farmers can ask Neighbours for assistance or use Farm Cash to complete. The Roaming Dinosaurs is located at the southern most corner of your farm. Clicking on it will activate the feature or traveling back between farms should trigger it for you.