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What are dinosaurs?

What are dinosaurs? How did they become extinct? How did they grow so tall? This section might provide you answers to some of these questions Dinosaurs are a diverse group of reptiles that appeared in the Triassic period. Dinosaurs means "Terrible Lizard" in Greek, and they lived in the Mesozoic Era which is called "Age of Reptiles". All Dinosaurs were dominant in the Jurassic and Cretaceous period and became extinct due to a meteorite or comet strike. There are still researchers striving hard to find out as to how these dinosaurs got so huge and defy laws of gravity. Modern day scientists believe that birds are living dinosaurs!

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