What is desphagus?

Was there lots of dust 150 years ago? Can you make real dragon wings and fly? The dinosaur probably became extinct because they lacked adaptations to survive? What is name of the ten horned and seven headed dragon? When did dinosaurs roam the earth? Would all raptors be considered theropods? Which value would be required to calculate how long ago the most recent ancestor of ungulates lived? Where do you find the green minions in overlord? What do dragons stand for? What did geologic period did stegosaurus live in? How fast could a pterodactyl fly? What countries around the world has had dragons? Is a spinosaurus bigger than a baryonyx? What does the name Dineo mean? How much does a average dinosaur weigh? What does DPOGS means? How big is the Ornithomimus? Do dinosaur has teeth? Where is a dinosaurs natural habitat? What is a stegosaurus baby called?