A Triceratops would have been able to reach a speed of about 24kmh (15mph), while the 78-tonne Brachiosaurus would have managed less than 12kmh. open image in gallery A T Rex sets off in pursuit ...

Tyrannosaurus rex never crunched into Stegosaurus ... The same is true for Apatosaurus, Diplodocus, Barosaurus, Brachiosaurus and Camarasaurus—all of these 150-million-year-old icons flourished ...