Ключевые слова: america, ancient, animal, architecture, at, biology, bone, carnivore, chicago, children, class, complete, dino, dinosaur, discovery, education, exhibit, extinct, fight, figure, fossil, friends, gallery, group, historical, indoors, large, model, monster, museum, no people, old, paleontology, predator, prehistoric, ray, reptile, rex, scan, science, side, skeleton, skull, study, t, toy, tradition, tyrannosaurus, us, walk,