User blog comment:Lord Loss/Discussion of the Week: Brute Wyverns/@comment-5771144-20130114104313/@comment-5020152-20130116004954

^ Realistically, Spinosaurus was at least 10 feet longer than T-Rex. So its not like they made him look that dangerous just for the movie - if the two ever met (impossible, since T-Rex lived in North America and Spinosaurus lived in Egypt), Spinosaurus would probably win a fair fight.