Triceratops was one of the biggest dinosaur weigh up to six tons. Compared with other dinosaurs of his era it had which had a large body and a small head, this had a big head and was as long as a adult human. But even he had that big head the size of this brain was approximately the size of a human fist.
Paleontologists believe that it wasn`t the smartest of the dinosaurs, but was smart enough to feed and take care of himself. The main menu for triceratops was vegetation. Triceratops had a bony neck frill that could get over 6.5 feet in width. It`s main weapon against predators where probably the 3 horns. One short nose horn and 2 big and strong long brow horns.
Triceratops can be compared with rhinoceroses and elephants.