CPOD from 2020/06/20

Black-veined white butterfly (Aporia crataegi) on an early marsh-orchid (Dactylorhiza incarnata), Tagamõisa Conservation Area, Saaremaa, Estonia

Artist: Charles J. Sharp; License: CC BY-SA 4.0; Credit Own work, from Sharp Photography, sharpphotography

See explanation at https://commons.wikimedia.org/wiki/File:Black-veined_white_(Aporia_crataegi)_male_underside.jpg

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