Page 84 - The Dinosaur Book and Other Wonders of the Prehistoric World (DK-Smithsonian)
P. 84

Dinosaur defense










       The age of dinosaurs                  The bone-clubbed
                                             tail of this ankylosaur
                                             could do a lot of
                                             damage when swung
                                             at an attacker.






                                       Euoplocephalus tail



                                                                                               The size of six adult
                                                                                               elephants, Supersaurus
                                           Supersaurus size
                                                                                               would have had few enemies.














                                                                               The spikes made this
                                                                               plant-eater look bigger
                                                                                and more dangerous
                                                                                  than it really was.







                                                                 Alxasaurus claws








                                                                      Alxasaurus was
                                                                       armed with long,
                                                                        knifelike blades.



           Life was dangerous for many dinosaurs.               dinosaurs could hide or run away from trouble,
           They faced powerful predators—fierce                 as was the case with the ostrichlike dinosaur
           meat-eating theropods with huge jaws and             Struthiomimus. The stiff bristles on the back
           big appetites. For a few giant dinosaurs like        of Heterodontosaurus may have deterred
           Supersaurus, their sheer size was enough             enemies like the quills of porcupines. The big
    82     to make hunters choose easier targets. Small         plant-eater Kentrosaurus (“spiked lizard”) was





   US_082-083_Dinosaur_defence.indd   82                                                                         12/07/18   3:46 PM
   79   80   81   82   83   84   85   86   87   88   89