8. A huge flying reptile that died out with the dinosaurs some 65 million years ago, the Quetzalcoatlus had a wingspan of 36 feet, believed to be the largest flying creature the world has ever seen.
GRE Test, GRE Score, GRE Practice,GRE ,GMAT ,preparation to the TOEFL Test, GRE, GMAT, SAT, College,university, subscribe to our email list