Buckeye butterfly (Junonia coenia)
A buckeye butterfly (Junonia coenia) with typical brown wing coloration.
[Research supported by U.S. National Science Foundation grants DEB 1601815 and DGE 1106400.]
Learn more in the Marine Biological Laboratory news story The Evolution of Color: Team shows how butterfly wings can shift in hue. (Date image taken: unknown; date originally posted to NSF Multimedia Gallery: July 24, 2020)
Credit: Nipam Patel
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