Sandfly (IMAGE) BMC (BioMed Central) Caption This is a sandfly, the vector that passes on the Leishmania parasite. Credit Rod Dillon Usage Restrictions Please credit this photo to Rod Dillon 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.