DiGiacmo said advances in technology have given scientists more resources to understand the lives and habits of dinosaurs. "Not all dinosaurs were very smart, and not all dinosaurs were stupid." "They were intelligent enough to adapt to the needs of the environment in which they lived."
Barrett said some dinosaurs were "actually pretty smart," especially the smaller carnivorous ones. "Some small dinosaurs may have learned to be nocturnal to avoid competing with larger dinosaurs, and if that was the case, you would need a smarter mind to handle more information, as well as better hearing, vision and smell."
Small carnivorous dinosaurs like Troodon were believed to be quite intelligent
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