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Header Picture: Carcharodontosaurus saharicus tooth - © Jurassic-Dreams.com We get used to the wonderful colors of some fossils, as if they were magic, featuring a range of bright and beautiful tonalities. But it is not magic... And science has the answer. What Geological Phenomenon Creates Those Enamel Hues? There are a series of processes that occur since the animal dies until its remains come to our hands. And this is relatively easy to explain putting as example the dinosaur teeth. Biological remains may undergo alterations of their original chemical and mineralogical composition when incorporated into the fossil record. These processes continue after...

Diplodocus Illustration, by Chris Tomlin Hoots, booms and coos were more likely than Jurassic Park’s roars. As incredible as it sounds, paleontologists have made in recent years an educated guess about the sounds that dinosaurs emitted. We have collected all the references we found, in this single post. As you can see, their assumptions are mainly based on the 8 following facts: 1. Dinosaurs and Birds Shared Vocalization Fundamentals The most important assumption is that dinosaurs were the ancestors of birds. The transition lasted more than 150 million years. This is a proven fact and gives scientists a good base to...