We talk about different dinosaurs, and why our opinion is that they are not always depicted correctly in movies like Jurassic Park. We are finding out more information about these ancient earthlings every day. We talk about the Cretaceous, Jurassic, and Triassic periods and several prehistoric earthlings, like the Stegosaurus, Tyrannasaurus Rex or T Rex, Sauropods, Apatosaurus, Brachiosaurus, Helicoprions, Velociraptors, Microraptors, Smilodons, Wooly Mammoths, Wooly Rhinos or Rhinoceros, Dilophosaurus, Coelacanths, Opabinias, sharks, birds, bacteria and the Cambrian explosion.