Anatomy: Pentaceratops had a beak, a snout horn, and two long brow horns. It also had two enlarged, horn-like cheekbones that protruded from its face. It had a very large skull, 9.8 feet (3 m) long, with a very large, bony, scalloped, head frill. Pentaceratops was up to 28 feet (8 m) long.

Diet: Pentaceratops was an herbivore, a plant eater that probably ate low-lying plants.

Fossils: Pentaceratops was discovered by paleontologist Henry F. Osborn in 1923. Fossilized Pentaceratops skulls have been found in New Mexico, USA.