Posted 4/22/2012 16:06 (#2348774 - in reply to #2348737) Subject: #1=eggs
Much longer is right. Early lizards were laying eggs in the Carboniferous period, some 300 million years before the first chicken. The amniote egg was one of the great evolutionary transitions of that time in that it allowed certain tetrapods to further exploit life on land.
Sunday quiz - Which came first
