Researchers have discovered a new ancient lizard with a remarkable adaptation: four eyes. It's the first known jawed vertebrae to have the distinct feature. The extinct Saniwa ensidens, a monitor ...

Scientists have found that an ancient species was a proud owner of two sets of eyes - an extinct monitor lizard. This is the first time that a terrestrial animal has been found to have such a number ...

Researchers reporting in Current Biology on April 2 have evidence that an extinct species of monitor lizard had four eyes, a first among known jawed vertebrates. Today, only the jawless lampreys have ...

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Lizards have given Johns Hopkins researchers a tantalizing clue to the evolutionary origins of light-sensing cells in people and other species. Lizards have given Johns Hopkins researchers a ...

Add Yahoo as a preferred source to see more of our stories on Google. This tiny, spiny lizard has a shocking secret. Scientists have finally uncovered exactly how and why its bizarre strategy works so ...