Dung Beetle Molecular Phylogeny (IMAGE) Cleveland Museum of Natural History Caption This molecular phylogeny of scarab beetles was dated to provide the first molecular evidence that dung beetles evolved in association with dinosaurs. Credit Nicole Gunter [2016] PLOS ONE Usage Restrictions None 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.