And then Stygimoloch, another dinosaur from the same age, lived at the same time, has spikes sticking out the back of its head. It's got a little, tiny dome, and it's got a bunch of gnarly stuff on its nose.
El stygimoloch, otro dinosaurio de la misma época, tiene cuernos en la parte trasera de la cabeza y una cúpula pequeña, y bultos nudosos en la nariz.