Butterfly Eyespots (IMAGE) Yale University Caption Oliver found that the eyespots of some butterflies, such as this pair of mating Bicyclus anynana, serve to both attract mates and ward off predators. Credit William Piel Usage Restrictions Photo may be used with credit 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.