第1个回答 2010-03-24
Dinosaur (English: dinosaur) was the life is 235,000,000 from about years to 65,000,000 years ago. Appears most early the approximately 240,000,000 year ago Triassic Period, perishes the Cretaceous Period which end occurs the approximately 65,000,000 year ago Cretaceous Period to exterminate the event. the tyrannosaurus is one kind of large-scale sarcophagy dinosaur, the height the approximately 13 meters, the body weight the approximately 7 metric tons, survives in the Cretaceous Period last stage Masichuike step finally in 3,000,000, was the approximately 68,500,000 years to 65,500,000 years. the pterodactyl is flight reptile evolution. They survive in the late three repeat discipline to the Cretaceous Period end, the approximately 228,000,000 years ago 65,000,000 years ago, are the first kind of flight vertebrates, look like an airplane.