An Introduction to the Nature of Reptiles (472 words, 1 pages)
Millions of years ago, when the world was warmer, giant reptiles roamed the Earth. Dinosaurs lived on the land, ichthyosaurs and plesiosaurs swam the oceans and pterosaurs flew about in the air. These animals however, have long since disappeared, but there are still more than 6000 different types of reptiles, ...
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