The top predator of the Jurassic and Cretaceous landscapes was usually a species of carnivorous dinosaur. These predators walked on two legs, had powerful jaws lined with sharp teeth and included species from groups known as tyrannosaurs, spinosaurs and carcharodontosaurs. Thanatotheristes degrootorum. Image credit: Julius Scotonyi, Royal Tyrrell Museum. Tyrannosaurus rex, the goat-eating, jeep-chasing tyrannosaur from the movie Jurassic Park, was...
