div class=ts-pagebuttonPage 1button div class=ts-image amp-img class=ts-thumb alt=Page 1: NGK1118mammothv3 · Earth for at least 250000 years So why did they become extinct EXTINCTION EXPLANATIONS All the mammoths on the mainland died out about 10000 years ago towards src=https:reader036vdocumentsusreader036viewer20220712166046aba071c65a72bb248e74html5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdiv