Fossil Traces (image) eLife Share Print E-Mail Caption In the cave of Bàsura, a preliminary survey of fossil traces is carried out on glossy sheets as a reference for more detailed analyses. Credit Isabella Salvador Usage Restrictions This image is free to be reused, as long as it is credited appropriately. Share Print E-Mail 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.