Wading in knee-deep waters, that's exactly what she found: a tooth belonging to the now-extinct Otodus megalodon shark species. A local marine museum's curator called it a "once-in-a-lifetime kind ...
A fossil enthusiast recently discovered a fossilized tooth dating back 270 million years from a petalodont (petal-toothed) shark in the mountains of Qujing, Southwest China’s Yunnan Province.