Skull of Neolithic Dog in the Lab (IMAGE) Johannes Gutenberg Universitaet Mainz Caption The skull of the 4,700-year-old Neolithic dog found in the Kirschbaumhöhle (Cherry Tree Cave) in the lab, shortly before the animal's entire genome was sequenced. Credit photo/©: Amelie Scheu, Johannes Gutenberg University Mainz Usage Restrictions This image may only be used in connection with the press release "Modern domestic dog has a single geographic origin", issued by Johannes Gutenberg University Mainz on August 7th, 2017. 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.