IGNIS July 2014 | Page 22

Jurassic Park Nobody actually knows what dinosaurs sound like. But if you can imagine the roar of a T. Rex or the bellow of a brachiosaurus, it's probably thanks to the 1993 blockbuster Jurassic Park. Below are several dinosaurs featured in the movie, as well as the sources of their movie sound effects, see if you can guess which of these created which dinosaurs – some dinosaurs were created with more than one of these! zz MATING TORTOISE zz JACK RUSSELL TERRIER zz HAWK zz HORSE SQUEAL M A S S E XT I N C T I O N ! The Cretaceous–Paleogene (K–Pg) extinction event was a mass extinction of some three-quarters of plant and animal species on Earth—including all non-avian dinosaurs that occurred 66 million years ago. It signified the end of the Cretaceous Period and with it, the entire Mesozoic Era, opening the Cenozoic Era which continues today. How and why this extinction event occurred is a puzzle that paleontologists are trying to solve by studying fossils and rock formations. These fossils and rock formations do not