Paradisea birdwing butterflies (IMAGE) University of Essex Caption Birdwing butterflies of the Ornithoptera paradisea species group, in which males (left) were observed to be more visibly diverse than females (right). Credit Natural History Museum. 2024. Birdwing butterflies (from Collection specimens). Licensed under CC-BY-4.0. Usage Restrictions Credit must be given to the creator. License CC BY 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.