Reptile
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A newly described species of marine reptile could be the largest to ever swim the world’s oceans. The “giant fish lizard” lived more than 200 million years ago, and may give the blue whale a run for its money, size-wise.
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A 280-million-year-old fossil from the Italian Alps is pretty much just black paint in the lizard-shaped grooves of a rock. So say researchers who examined the specimen and laid to rest questions that have long puzzled paleontologists.