How worm lizards spread around the planet

April 11, 2015 8:26 PM

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You may not be familiar with worm lizards, but they've actually done quite well for themselves: The 180 living species of amphisbaenians, as they're called, live on five continents, Nature World News reports, and they've been around for a very, very long time.

So long, in fact, that experts had believed they spread across the supercontinent Pangaea before it split into the continents we know today. But new research on the long-bodied, segmented creatures—most of which, though not all, lack legs—suggests that's not the case: The creatures actually fanned o...

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