Scientists may have discovered what caused one of the world's worst extinctions
[ad_1] Share on Facebook Share on Twitter Share on linkedin <div _ngcontent-c15 = "" innerhtml = " WASHINGTON D.C., October 20, 2016 (Xinhua) – This illustration shows the Qilinyu, a 423-million-year-old fish from the Kuanti Formation (late Ludlow, Silurian). Paleontologists from China and Sweden said Thursday that our jaws can be traced to these Xinhua … Read more