This past week on Fossil Friday, I gave you a present from our Fossil Friend, Dan Coleman. As you recall, Dan had this to say about the Fossil...

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This week on Fossil Friday, I bring you a gift(!) from our Fossil Friend, Dan Coleman! According to Dan:

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A fossil!

This past week on Fossil Friday, I gave you a fossil and posed the question: animal, vegetable, or mineral? It turns out it was totally animal...indeed, an animal that we see even today. What was it? A locust from the Santana Formation in northeastern Brazil. 

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A fossil!

This week I am at the American Geophysical Union meeting, so I have access to lots of fossils! This fossil is from the Lower Cretaceous (about 125 million years ago) and was found in what is now Brazil. It is a perfect sample for my favorite game of “animal, vegetable, mineral”—we already know it is a mineral now, but was it once an animal or a vegetable (as in a plant)? Does it help if I tell you that you can find something very similar today?

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A fossil!

This past week on Fossil Friday, I gave you a pile of dino teeth! But which dino? It was a Spinosaurus, of course. Good for Sean Wells, who called it first. According to National Geographic:

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