Dinosaur fact file
Dinosaurs frist appeared about 230 million years ago during the Triassic period. These amazing reptiles than dominanted life on Earth until they become extinct 65 million year ago. The first dinosaurs to be described were Megalosaurus by William Buckland in 1824 and lguanodon by Gideon Mantell in 1825. They were named dinosauria was suggested by British scientist Richard Owen in only July 1841. Since than 700 different species have been identified. Not all dinosaurs were enormous some measured than 60cm long, about the size of a chicken.
Dinosaurs frist appeared about 230 million years ago during the Triassic period. These amazing reptiles than dominanted life on Earth until they become extinct 65 million year ago. The first dinosaurs to be described were Megalosaurus by William Buckland in 1824 and lguanodon by Gideon Mantell in 1825. They were named dinosauria was suggested by British scientist Richard Owen in only July 1841. Since than 700 different species have been identified. Not all dinosaurs were enormous some measured than 60cm long, about the size of a chicken.
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