Skulls in Lab (IMAGE) Max Planck Institute of Geoanthropology Caption The skull of one of the individuals studied, in which the dental modifications are apparent, and the tubes used for isotope and genetic tests, both of which were carried out as part of our study. One of the strong points of our paper is the junction of several disciplines in telling a whole story, which we exemplify in this picture combining two different lab approaches together with ethnohistory and anthropology to get a complete picture. Credit Collection of San José de los Naturales, Osteology Laboratory, (ENAH), Mexico City, Mexico. Photo: R. Barquera Usage Restrictions Please provide credit information with reuse License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.