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Shawkey, M.D., E.L. Brodie, M.K. Firestone and S.R. Beissinger. 2009. Avian incubation inhibits bacterial growth and diversification on eggs. PLoS One 4: e4522 http:// dx.plos.org/10.1371/journal.pone.0004522 Shawkey, M.D., V. Saranathan, H. Palsdottir, J.C. Crum, M.L. Auer and R.O. Prum. 2009. Electron tomography, 3D Fourier analysis and color prediction of a 3D bio-photonic nanostructure. Journal of the Royal Society Interface. Published online 2/10/09 PDF Shawkey, M.D., N.I. Morehouse and P.R. Vuksuic. 2009. A protean palette: Color materials and mixing in birds and butterflies. Journal of the Royal Society Interface Published online 1/21/09. PDF Shawkey, M.D., S. Pillai and G.E. Hill. 2009. Do feather-degrading bacteria affect sexually selected plumage color? Naturwissenschaften 96:123-128. PDF Johnson, V. M., C. Guyer, M.D. Shawkey, and S. R. Roberts. 2008. Abundance, identification, and prospective participation of bacteria on gopher tortoise shell degradation. Journal of Alabama Academy of Science 79:190 -199. PDF Shawkey, M.D., M. Liu, E. Loos, F. Rowher, J.M. Wang, and S.R. Beissinger. 2008. Do birds differentially deposit anti-microbial proteins in clutches of eggs? Behavioral Ecology 19:920-927. PDF L. Siefferman, M.D. Shawkey, R. Bowman and G.E. Woolfenden. 2008 Juvenile coloration of Florida scrub-jays (Aphelocoma coerulescens) is sexually dichromatic and correlated with condition. Journal of Ornithology 149:357-363. PDF Shawkey, M.D., S.R. Pillai, G.E. Hill, L.M. Siefferman and S.R. Roberts. 2007. Bacteria as an agent for change in structural plumage color: correlational and experimental evidence. The American Naturalist S112-117. PDF Estep, L.K., M.D. Shawkey and G.E. Hill. 2006. Carotenoid-based breast plumage colour, body condition and clutch size in red fodies (Foudia madagascariensis). Ostrich 77:164-169. PDF Shawkey, M.D., J. Hussain, J.L. Hagelin, A.C. Vollmer, and G.E. Hill. 2006. Culture-independent characterization of bacteria on feathers of Crested and Least Auklets (Aethia cristatella and Aethia pusilla). Waterbirds 29:507-510. PDF Shawkey, M.D., G.E. Hill, K.J. McGraw, W.R. Hood and K.L. Huggins. 2006. An experimental test of the relative contribution and condition-dependence of microstructure and carotenoids in yellow plumage coloration. Proceedings of the Royal Society of London B 273:2985-2991. PDF Shawkey, M.D., M.E. Hauber, L.K. Estep and G.E. Hill. 2006. Evolutionary transitions and structural mechanisms of avian plumage coloration in grackles and allies (Icteridae). Journal of the Royal Society Interface 3:777-783. PDF Shawkey, M.D. and G.E. Hill. 2006. Significance of a basal melanin layer to production of non-iridescent structural plumage colour: evidence from an amelanotic Stellers' Jay (Cyanocitta stelleri). Journal of Experimental Biology 209:1245-1250. PDF Shawkey, M.D., S.L. Balenger, G.E. Hill, L.S. Johnson, A.J. Keyser and L. Siefferman. 2006. Mechanisms of evolutionary change in structural plumage coloration among bluebirds (Sialia spp.). Journal of the Royal Society Interface 3:527-532 (cover article). PDF Doucet, S.M., M.D. Shawkey, G.E. Hill and R. Montgomerie. 2006. Iridescent color in satin bowerbirds: Structure, mechanisms and individual variation. Journal of Experimental Biology 209:380-390 (cover article). PDF Shawkey, M.D. and G.E. Hill. 2005. Carotenoids need structural colours to shine. Biology Letters 1:121-124. PDF Shawkey, M.D., K.L. Mills, C. Dale and G.E. Hill. 2005. Microbial diversity of wild bird feathers revealed through culture-based and culture-independent techniques. Microbial Ecology 50:40-47. PDF Shawkey, M.D., A.M. Estes, L.M. Siefferman and G.E. Hill. 2005. The anatomical basis of sexual dichromatism in non-iridescent ultraviolet-blue structural coloration of feathers. Biological Journal of the Linnean Society 85:259-271. PDF Shawkey, M.D. and G.E. Hill. 2004. Feathers at a fine scale. Auk. 141:652-655. PDF Doucet, S.M., M.D. Shawkey, M.K. Rathburn, H.L. Mays, Jr. and R. Montgomerie. 2004. Concordant evolution of plumage colour, feather microstructure, and a melanocortin receptor gene between mainland and island populations of a fairy-wren. Proceedings of the Royal Society of London B 271:1663-1670. PDF Shawkey, M.D., R. Bowman and G.E. Woolfenden. 2004. Why is partial brood loss among Florida Scrub-Jays higher in suburban than wildland habitat? Canadian Journal of Zoology 82:1427-1435. PDF Shawkey, M.D., A.M. Estes, L.M. Siefferman and G.E. Hill. 2003. Nanostructure predicts intraspecific variation in ultraviolet-blue plumage colour. Proceedings of the Royal Society of London B 270:1455-60. Commentary on the above article appears in Nature 423:820. PDF Shawkey, M.D., S.R. Pillai and G.E. Hill. 2003. Chemical warfare? Effects of uropygial oil on feather-degrading bacteria. Journal of Avian Biology 34:345-349. PDF Shawkey, M.D., M.L. Beck and G.E. Hill. 2003. Use of a gel documentation system to measure feather growth bars. Journal of Field Ornithology 74:125-128. PDF Ellis, D.E., B. Clauss, T. Watanabe, R.C. Mykut, M.D. Shawkey, D.P. Mummert, D.T. Sprague, C.H. Ellis and F.B. Trahan. 2001. Results of the second (1996) experiment to lead cranes on migration behind a motorized ground vehicle. Pp. 122-127 in Proceedings of the Eighth North American Crane Workshop. International Crane Foundation, Baraboo, WI. |
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