The Herald has this to say on the matter:
Some say they died out from general stupidity, others argue that they drowned in their own dung or suffered slipped discs and chronically bad backs.Which of these is correct?
A. These are some of the theories why the dinosaurs became extinct.
B. The fall of the Roman Empire is thus explained.
C. The Herald is speculating about what happened to the New Zealand First vote last election.P.S. The answer is here.