Tadpoles (image) University of California - San Diego Share Print E-Mail Caption A bright field image displays two-day old tadpoles studied with a fluorescent inhibitor of gene expression (white color beneath the eye in the bottom two tadpoles). Credit UC San Diego Usage Restrictions Must be used in conjunction with Neuron study on social preference. Share Print E-Mail 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.