Pachycephalosaurus is a very interesting species of dinosaurs due to they combining the best aspects of both therepods and ornithopods. Just looking at this image you can see what I am talking about. The blunt molar like teeth grind leaves into easily digestible mush. read more
As befits a dinosaur named after its massive skull--which measured a whopping 10 inches thick on the front and forward side of its head--most of what we know about Pachycephalosaurus (Greek for "thick-headed lizard") is based on skull specimens. read more
Paleontologists rely on several different types of fossil clues to interpret the eating habits of extinct animals, including dinosaurs. Teeth are the best clues to determine what dinosaurs ate. Dinosaurs with sharp, pointed, serrated teeth throughout their mouths, like Tyrannosaurus, Allosaurus,or Coelophysis, ate meat. read more