Handout photograph released on November 6, 2019 by Mexico's National Institute of Anthropology (INAH) shows mammoth bones in Tultepec, Mexico. - The bones of at least 14 mammoths, who would have lived more than 14,000 years ago, were found in what is believed to be the first find of a mammoth trap set by humans. (Photo by HO / INAH / AFP) / RESTRICTED TO EDITORIAL USE - MANDATORY CREDIT "AFP PHOTO / INAH " - NO MARKETING NO ADVERTISING CAMPAIGNS - DISTRIBUTED AS A SERVICE TO CLIENTS