look at this: that is the actual size of the brain of a dinosaur that was this big. its skull was this big! but that is the piece inside the skull that actually held the brain. so after they discovered the skull they put it through a scanner which helped them reconstruct what brain would fit inside. scientists could then 3D print what they think its brain actually looked like. the shape looks like a reptile’s and based on the size of different parts scientists were able to deduce what they think