The video discusses the Allosaurus, a dinosaur from the Jurassic period, and its contemporaries like Diplodocus and Stegosaurs. It explains the etymology of 'saurus' from Greek, and details the discovery of Allosaurus fossils in the 1870s, highlighting its unique backbone structure.

Which other dinosaurs lived around the same time as Allosaurus?

How was the backbone of Allosaurus different from other dinosaurs?