Underside of artificially selected blue buckeye butterfly wing scales

The underside of artificially selected blue buckeye butterfly (Junonia coenia) wing scales showing their iridescent lamina. [Research supported by a U.S. National Science Foundation grants DEB 1601815 and DGE 1106400.] Learn more in the Marine Biological Laboratory news story
Source: NSF Multimedia Gallery - Category: Science Source Type: video