in what is now the western United States and Canada

approximately 125 to 100 million years ago

sticky tongue that allowed it to collect food more easily

indicative of their carnivorous and predatory nature

muscular neck

Triceratops diorama Hell Creek Nyctosaurus in what is now theThe diorama depicts a vibrant scene from the Hell Creek Formation, approximately 66 million years ago, where a Triceratops dominates the landscape with its imposing size. Its scaly skin displays a camouflage pattern between brown and greenish tones, and its enormous skull with three horns and a large bony frill casts a shadow on the ground. Its robust legs sink slightly into the wet mud as it strides steadily near the water. Nearby, a