a.
Manuscripts in review
Shawkey,
M.D., K. Kosciuch and S.R. Beissinger. In review. Guarding
against
infection? High levels of anti-microbial proteins in eggs of a brood
parasitic New World cowbird. Functional
Ecology.
L.
Siefferman, M.D. Shawkey,
R. Bowman and G.E. Woolfenden. In review. Information
content of
structural colorati
on and cryptic dichromatism in Florida
scrub-jays, Aphelocoma
coerulescens. Journal
of Avian
Biology.
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 S112-121.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. Huggins. 2006. An
experimental test of
the relative contributions and condition-dependence of microstructure
and carotenoids in yellow plumage coloration.
Proceedings of the Royal Society of London
B 273: 2985-2991.
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., 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. Published online 02/09/06. Mechanisms of evolutionary change in
structural
plumage coloration among bluebirds (Sialia spp.). Journal of the Royal Society
Interface (cover
article).pdf/cover
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/cover
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 ultravio
let-blue plumage colour. Proceedings
of the Royal Society of
London B 270:1455-60.
pdf
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.
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.