Mosquito Bites Human (image) University of Arizona Caption Close-up of an Aedes aegypti female mosquito sucking blood from a man's arm. Only the female mosquitos bite. Credit James Gathany, Centers for Disease Control and Prevention, Atlanta, GA Usage Restrictions Users of this photo must use run the photo credit with the photo. 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.