Morphometric Analysis of Aphids (IMAGE) University of Guam Caption University of Guam entomology researchers photograph mounted aphid features through a Zeiss Axiolab microscope using a Nikon Coolpix 990 digital camera at magnifications of 50x-400x. The features (digital images) are measured using image-measuring software developed by Washington State University. Credit Ross Miller 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.