palentonology
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It Looks Like Climate Change Drove These Giant Marine Reptiles To Extinction
A hundred million years ago, ichthyosaurs — massive marine reptiles that look like a dolphin mated with a fish — ruled Earth’s oceans. But nearly 30 million years before the extinction of the dinosaurs, these majestic predators vanished. It wasn’t an asteroid that killed the ichthyosaurs, so what did?