3 years ago



Pierce, A.A., J.C. de

Pierce, A.A., J.C. de Roode, S. Altizer, and R.A. Bartel. 2014. Extreme heterogeneity in parasitism despite low population genetic structure among monarch butterflies inhabiting the Hawaiian Islands. PloS one, 9(6), e100061. Pleasants, J.M. Unpublished data provided to Bill Freese, Center for Food Safety. Pleasants, J.M. In press. Monarch Butterflies and Agriculture, Ch. 14. In Oberhauser, K.S. and K. Nail, editors, Monarchs in a Changing World: Biology and Conservation of an Iconic Insect. Ithaca: Oxford University Press. Pleasants, J.M., and K.S. Oberhauser. 2012. Milkweed loss in agricultural fields because of herbicide use: effect on the monarch butterfly population. Insect Conservation and Diversity 6:135–144. Available from (accessed May 31, 2013). Presidential Memorandum. 2014. Creating a Federal Strategy to Promote the Health of Honey Bees and Other Pollinators, June 20, 2014. Available from (accessed August 20, 2014). Prysby, M.D. 2004. Natural Enemies and Survival of Monarch Eggs and Larvae. Pages 27 – 37 in K.S. Oberhauser and M.J. Solensky, editors. The Monarch Butterfly: Biology and Conservation. Cornell University Press, Ithaca, NY. Prysby, M.D., and K.S. Oberhauser. 2004. Temporal and Geographic Variation in Monarch Densities: Citizen Scientists Document Monarch Population Patterns. Pages 9 – 20 in K.S. Oberhauser and M. J. Solensky, editors. The Monarch Butterfly: Biology and Conservation. Cornell University Press, Ithaca, NY. Pyle, R.M., S.J. Jepsen, S.H. Black, and M. Monroe. 2012. Xerces Society policy on butterfly releases. Available from (accessed August 20, 2014). Pyle, R.M., and M. Monroe. 2004. Conservation of western monarchs. Wings Magazine, The Xerces Society for Invertebrate Conservation 27:13-17. Rapini, A., C. van den Berg, and S. Liede-Schumann. 2007. Diversification of Asclepiadoideae (Apocynacea) in the New World. Annals of the Missouri Botanical Garden 94:407–422. Available from 6493%282007%2994%5B407%3ADOAAIT%5D2.0.CO%3B2 (accessed August 29, 2013). Rasmann, S., and A.A. Agrawal. 2011. Latitudinal patterns in plant defense: evolution of cardenolides, their toxicity and induction following herbivory. Ecology Letters 14:476–483. Available from (accessed July 8, 2013). Monarch ESA Petition 136

Rasmussen, N. 2001. Plant hormones in war and peace: science, industry, and government in the development of herbicides in 1940s America. Isis 92:291 – 316. Rawlins, J.E. and R.C. Lederhouse. 1981. Developmental influences of thermal behavior on monarch caterpillars (Danaus plexippus): an adaptation for migration (Lepidoptera: Nymphalidae: Danainae). Journal of the Kansas Entomological Society (1981):387-408. Reiter, P. 2001. Climate change and mosquito-borne disease. Environmental Health Perspectives 109, no. Suppl 1:141. Rendón-Salinas, E., and G. Tavera-Alonso. 2014. Forest surface occupied by monarch butterfly hibernation colonies in December 2013, World Wildlife Fund – Mexico report. Available from (accessed August 20, 2014). Robbins, C.S., J.R. Sauer, R.S. Greenberg, and S. Droege. 1989. Population declines in North American birds that migrate to the Neotropics. Proceedings of the National Academy of Sciences 86(19): 7658-7662. Robertson, C. 1928. Flowers and insects: lists of visitors of four hundred and fifty-three flowers. The Science Press Printing Company, Lancaster, PA. Robertson, J.L., and L.M. Boelter. 1979. Toxicity of insecticides to douglas-fir tussock moth, Orgyia pseudotsugata (Lepidoptera: Lymantriidae): II. Residual toxicity and rainfastness. The Canadian Entomologist 111(10):1161-1175. Russell C., and C.B. Schultz. 2009. Effects of grass-specific herbicides on butterflies: an experimental investigation to advance conservation efforts. Journal of Insect Conservation 14:53–63. doi: 10.1007/s10841-009-9224-3 Sáenz-Romero, C., G.E. Rehfeldt, P. Duval, and R.A. Lindig-Cisneros. 2012. Abies religiosa habitat prediction in climatic change scenarios and implications for monarch butterfly conservation in Mexico. Forest Ecology and Management 275:98–106. Available from (accessed June 11, 2013). Sakai, W. 1994. Avian predation on the monarch butterfly, Danaus plexippus (Nymphalidae: Danainae), at a California overwintering site. Journal of the Lepidopterists’ Society 48:148–56. Sakai, W.H. and W.C. Calvert. 1991. Statewide monarch butterfly management plan for the state of California Department of Parks and Recreation. Final Report, June 1991. Interagency Agreement No. 88-11-050 between California Department of Parks and Recreation and Santa Monica College. 160 pp. Sample, B.E., R.J. Cooper, and R.C. Whitmore. 1993. Dietary Shifts among Songbirds from a Diflubenzuron-Treated Forest. Condor. 95:616-624. Monarch ESA Petition 137

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