image: Photographs of T. opsenia, C. rubi, and P. sesostris butterflies adjacent to electron micrograph images of the nano-scale structures that lend each species their distinctive wing coloration. This material relates to a paper that appeared in the April 26, 2017, issue of Science Advances, published by AAAS. The paper, by B.D. Wilts at University of Fribourg in Fribourg, Switzerland, and colleagues was titled, "Butterfly gyroid nanostructures as a time-frozen glimpse of intracellular membrane development." view more
Credit: [Credit: (C) Bodo Wilts]