Torosaurus means "Pierced Reptile" or "Perforated Lizard" because it has two big holes in its skull located in its big frill. Torosaurus is a herbivore witch means "plant-eater" because it eats plants like ferns and bushes.
It roamed the earth during the Late Cretaceous period, 65 million years ago in North America. Torosaurus is a member of the Hadrosaurus family because it has a birds beak. Torosaurus "TOR-o-SAWR-us" is 8 feet tall, 21-25 feet long, and 4 tons. The first skull of Torosaurus was found by John Bell Hatcher the fossil hunter. Torosaurus was named by Othniel Marsh. http://dsc.discovery.com/tv/prehistoric/prehistoric.html