Troodon

Troodon actually known as Stenonychosaurus was one of the smartest dinosaurs. Its brain was big compared with the size of its body. It may have been as intelligent as modern birds. in 1982, a paleontologist called Dale A. Russel suggested that if these dinosaurs hadn't extinct, they could have evolved in a creature with large brains similar in form to humans.⁣⁣

Appearance in color is green, black, and yellow.