This bipedal herbivore stood about 5 meters long and ... Deinocheirus is among the most distinctive dinosaurs discovered, ...

Lesothosaurus diagnosticus was one of the most primitive and earliest ornithischians, or "bird-hipped" dinosaurs ... agile, and bipedal, bearing seemingly little resemblance to the gigantic ...

Bipedal and quadrupedal refers to a shift from using two legs to four legs, by the way. It continues: “Here, we use virtual analytical methods to reconstruct the endocast of extinct dinosaurs ...