He's a caveman, too intelligent to a prehistoric human being. Pitheco is responsible for inventing all materials used by man these days as houses, tables, chairs, hat, shoes, and other objects. He lives in Lem Village. But his life is quite complicated because in addition to need to protect the dinosaurs he also protects of Tooga, a fat and passionate cavewoman who chases Pitheco looking to get your hand in marriage. Like many characters of Monica's Gang he is also a friend of protagonists Monica, Jimmy Five, Smudge and Maggy occasionally doing crossovers in their stories.