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Fordce, J., Nice, C., Shapiro, A. 2006. A novel trade-off of insect diapause affecting a sequestered chemical defense. Oecologia 146(1), 101-106. 

Fordyce, J. Rosenheim, J. 2005. How caterpillars avoid overheating: Behavioral and phenotypic plasticity of pipevine swallowtail larvae. Oecologia 146(4), 541-548.

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To view some more beautiful pictures of Battus philenor visit the Gallery.