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Opalized dinosaur tooth (Australian Museum) ~ also this site is excellent for explaining in very clear terms the science behind gems, minerals -- clarity, why opals have 'fire', etc.

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Ankylosaurus: Facts About the Armored Lizard

Infographics to a few species of dinosaurs and articles about their fossils and which museums you can see them in across America.

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Here’s how big the dinosaurs in Jurassic Park would be in real life

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Archaeopteryx lithographica, fossil single feather found 1860, (This image shows the original fossil - not a cast.) Archaeopteryx lived in the Late Jurassic around 150 million years ago, in what is now southern Germany during a time when Europe was an archipelago of islands in a shallow warm tropical sea, much closer to the equator than it is now. Similar in size to a Eurasian magpie, with the largest individuals possibly attaining the size of a raven

Archaeopteryx lithographica, fossil single feather found 1860, (This image shows the original fossil - not a cast.) Archaeopteryx lived in the Late Jurassic around 150 million years ago, in what is now southern Germany during a time when Europe was an archipelago of islands in a shallow warm tropical sea, much closer to the equator than it is now. Similar in size to a Eurasian magpie, with the largest individuals possibly attaining the size of a raven

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