What makes the diplodocus special?

Where was the fossil of a t rex found first? What does a T Rex mainly eat? What do dragons not like? How do you get a unicorn on Panfu? The name of the dragon in dragon heart? How many brains does a triceratops have? What is the duration of The Tale of Tillie's Dragon? What two organisms did Darwin find on his trip to the Galapagos islands? What does Prehensile mean? How did the dinousores rule the earth? Is the stegosaurus dinosaur vegeterian? Did dinosaurs actually exist? What is the strongest monster in Catcha Beast? Which animal is the largest living relative to the dinosaur? Whats the difference between a Red Dragon and a Green Dragon? How are alligators related to dinosaurs? Why did the archaeopteryx die? Were people alive in the cretaceous period? What part of the skeleton supports the theory that birds evolved from dinosaurs? Is the t-Rex the king of dinosaurs?