The small black dot - pheromone patch - on the submarginal hindwing confirms this is a male.
backyard - Somers, Wisconsin
May 10, 2012
Photo by Tori Graham
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Monarch (Danaus plexippus) The small black dot - pheromone patch - on the submarginal hindwing confirms this is a male. backyard - Somers, Wisconsin May 10, 2012 Photo by Tori Graham |