Phenology and nectar chemistry contribute to sex-specific foraging patterns in the rare declining butterfly Speyeria idalia idalia Matt Chmielewski, University of Louisville;Skyler Naya, Temple University;Monica Borghi, Utah State University;Jen Cortese, Temple University;Alisdair Fernie, Max Planck Institute of Molecular Plant Physiology;Mark Swartz, The Pennsylvania Department of Military and Veterans Affairs;Konstantina Zografou, Temple University;Brent Sewall, Temple University;Rachel Spigler, Temple University;