Mads (IMAGE) University of Copenhagen - Faculty of Science Caption Mads Bjerregaard Kristensen is the main force behind the new research. Photo: University of Copenhagen Credit Photo: University of Copenhagen Usage Restrictions Context of the research and with proper credits given License Original 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.