Seabutterfly Swimming (image) The Company of Biologists Share Print E-Mail Caption This is a time lapse picture of a seabutterfly at different stages of a wing beat. Credit David Murphy Usage Restrictions This file may only be used with the correct credit. 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.