T. Rex arms were so short, they couldn't even reach its mouth. elaborate
Herrerasaurus, one of the earliest known dinosaurs, lived during the Late Triassic period, predating many of the more well-known dinosaur groups. elaborate
Apatosaurus's neck wasn't as flexible as often depicted; it likely couldn't reach very high or bend very far. elaborate
Velociraptors were only about the size of a large chicken. elaborate
Corythosaurus had a large, hollow crest on its head that likely acted as a resonating chamber, allowing it to make loud, low-frequency calls. elaborate