Rampage attack! Each Gigantic Trackers dinosaur toy has a spin wheel-activated continuous, lifelike attack motion that is species-specific. Move the wheel forward or back to see vicious chomping or savage head butting!Evolved for battle! Each dinosaur figure has a dramatic evolution feature, like spikes that grow dramatically on its back, or a second set of horns sprouting from its head! Just slide the nearby button to see it evolve. These large species figures are designed at about 14 inches long and have authentic sculpt details and come in a variety of decos that match different habitats. Connected play! Scan the dinosaur's hidden Tracking Code in the free Jurassic World Play App with a compatible smart device (not included) for Augmented Reality activities and fiercely fun games!