My, what big teeth you had! Extinct species had large teeth on roof of mouth

Friday, September 12, 2008 - 03:35 in Paleontology & Archaeology

When the world's land was congealed in one supercontinent 240 million years ago, Antarctica wasn't the forbiddingly icy place it is now. But paleontologists have found a previously unknown amphibious predator species that probably still made it less than hospitable.

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