Owen McMillan, Smithsonian Tropical Research Institute (IMAGE)

Smithsonian Tropical Research Institute

Owen McMillan, Smithsonian Tropical Research Institute

Caption

Owen McMillan, Staff scientist at the Smithsonian Tropical Research Institute, holding two butterflies in the genus Heliconius at the insectaries in Gamboa, Panama, where collaborators from universities in the U.S., England, France and elsewhere work together to understand butterfly evolution.

Credit

Sean Mattson, STRI

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