Stillwell, R. C., G. E. Morse and C. W. Fox. 2007. Geographic variation in body size and sexual size dimorphism of a seed-feeding beetle. The American Naturalist 170:358-369.
Fox, C. W., R. C. Stillwell and J, Moya-Laraño. 2007. Variation in selection and the evolution of sexual size dimorphism in two seed-feeding beetles. In D. F. Fairbairn, W. U. Blanckenhorn and T. Szekely (eds.) Sex, size and gender roles: Evolutionary studies of sexual size dimorphism.
Stillwell, R. C., W. G. Wallin, L. J. Hitchcock and C. W. Fox. 2007. Phenotypic plasticity in a complex world: Interactive effects of food and temperature on fitness components of a seed beetle. Oecologia 153:309-321.
Stillwell, R. C and C. W. Fox. 2007. Environmental effects on sexual size dimorphism of a seed-feeding beetle. Oecologia 153:273-280.
Blanckenhorn, W. U., R. C. Stillwell, K. A. Young, C. W. Fox and K. G. Ashton. 2006. When Rensch meets Bergmann: Does sexual size dimorphism change systematically with latitude? Evolution 60:2004-2011.
Fox, C. W., R. C. Stillwell, W. G. Wallin and L. J. Hitchcock. 2006. Temperature and host species affect nuptial gift size in a seed-feeding beetle. Functional Ecology 20:1003-1011.
Fox, C. W., K. L. Scheibly, W. G. Wallin, L. J. Hitchcock, R. C. Stillwell and Benjamin P. Smith. 2006. The genetic architecture of lifespan and mortality rates: Gender and species differences in inbreeding load of two seed-feeding beetles. Genetics 174:763-773.
Stillwell, R. C. and C. W. Fox. 2005. Complex patterns of phenotypic plasticity: Interactive effects of temperature during rearing and oviposition. Ecology 86:924-934.
Fox, C. W., R. C. Stillwell, A. R. Amarillo-S, M. E. Czesak and F. J. Messina. 2004. Genetic architecture of population differences in oviposition behavior of the seed beetle Callosobruchus maculatus. Journal of Evolutionary Biology 17:1141-1151.