Early Land Animals Could Walk and Run Like Mammals, New Study Finds

Salamanders and the tuatara, a lizard-like animal that has lived on Earth for 225 million years, were the first vertebrates to walk and run on land, according to a recent study by Ohio University researchers.

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<p><a href="http://www.physorg.com/news11549.html">Early Land Animals Could Walk and Run Like Mammals, New Study Finds</a></p> <p>Salamanders and the tuatara, a lizard-like animal that has lived on Earth for 225 million years, were the first vertebrates to walk and run on land, according to a recent study by Ohio University researchers.</p>