Are you who you say you are? (IMAGE) Washington University in St. Louis Caption Guard bees inspect a forager at the entrance to a hive. Research from Washington University in St. Louis suggests that the gut microbiome is critical to communication for honey bees. Credit Nathan Beach Usage Restrictions For editorial purposes 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.