When it comes to this ancient monitor lizard, the nickname "four eyes" is all too accurate. Scientists recently took a closer look at fossils of the reptile and discovered it had two extra eyes on top ...

An ancient lizard that lived nearly 50 million years ago boasted a total of four eyes, according to a new report from scientists at Yale. The study, which was published in the journal Current Biology, ...

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 ...

An ancient species of monitor lizard that went extinct some 34 million years ago had four eyes, according to new research. It’s the first time that scientists have ever seen such a thing in a jawed ...

Scurrying around forests about 48 million years ago, at first glance you wouldn’t think much of the ancient monitor lizard Saniwa ensidens. But researchers have just uncovered that this lizard was ...

A long-tailed monitor lizard with four eyes that walked the Earth about 49 million years ago offers researchers new insights about the lizard's "third eye." The remains of the now-extinct animal known ...

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 ...