What is a palimdron?

How tall is t rex? How do Chinese dragons capture their prey? How long do spinosaurs live? What are the names of the Lego ninjago dragons? How is the Big Bang different from the asteroid that hit the Earth which may have caused dinosaurs to go extinct? The Permian-Triassic boundary is coincident with the what? What is the address of Denver Zoo? Why did dinosaurs disappeared? What does drasil mean? Why aren't dragons hungry on Wednesday? What is dandroph? What is dinolation? What was the first official dinosaur named? What is a sand beast? Could a brachiosaurus chase its prey? Who found out about Dinosaurs? Did dinosaurs have bellybuttons? What does the red dragon drop on aqworlds? What do you need to evolve in Pokemon dungeon 2? What are the theories of dinosaur extinction?