Swallowtail Butterflies 1 (IMAGE) University of Chicago Medical Center Caption Several different swallowtail butterfly variations showing mimicry and polymorphism, or different forms of the same species. In the center, a female Papilio polytes that does not mimic another species. Credit Matt Wood, UChicago 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.