Few dinosaurs are as instantly recognisable as the plated titan Stegosaurus - it's the Jurassic giant with a brain the size of a walnut and a tail that could kill.

In this episode of The Ancients, Tristan Hughes is joined by Dr Susannah Maidment of London’s Natural History Museum to uncover the secrets of its incredible armour, explore the latest theories behind its bizarre anatomy, and journey back to the Jurassic World it dominated to understand how this unique giant truly lived and fought. Join us to dive into the latest research and discover the surprising truth behind one of prehistory’s most beloved dinosaurs.