Woolly mammoth tooth found at San Francisco work site
Friday, September 14, 2012 - 00:01
in Paleontology & Archaeology
A crane operator found the 10-inch-long tooth while digging for a new transit center in downtown San Francisco. Other treasures have been uncovered at the construction site, including a gold nugget.SAN FRANCISCO — A woolly mammoth tooth with its enamel still intact has been discovered during excavation for a new transit center in downtown San Francisco.