Matthew D Shawkey

Summary

Affiliation: University of Akron
Country: USA

Publications

  1. doi Proximate bases of silver color in anhinga (Anhinga anhinga) feathers
    Matthew D Shawkey
    Integrated Bioscience Program, Department of Biology, The University of Akron, Akron, Ohio 44325, USA
    J Morphol 272:1399-407. 2011
  2. doi Structural color change following hydration and dehydration of iridescent mourning dove (Zenaida macroura) feathers
    Matthew D Shawkey
    Department of Biology and Integrated Bioscience Program, University of Akron, Akron, OH 44325 3908, USA
    Zoology (Jena) 114:59-68. 2011
  3. pmc A protean palette: colour materials and mixing in birds and butterflies
    Matthew D Shawkey
    Department of Biology and Integrated Bioscience Program, University of Akron, Akron, OH 44325 3908, USA
    J R Soc Interface 6:S221-31. 2009
  4. doi Do feather-degrading bacteria affect sexually selected plumage color?
    Matthew D Shawkey
    Department of Biological Sciences, Auburn University, Auburn, AL, 36849, USA
    Naturwissenschaften 96:123-8. 2009
  5. pmc What makes a feather shine? A nanostructural basis for glossy black colours in feathers
    Rafael Maia
    Department of Biology, Integrated Bioscience Program, University of Akron, Akron, OH 44325 3908, USA
    Proc Biol Sci 278:1973-80. 2011
  6. ncbi Significance of a basal melanin layer to production of non-iridescent structural plumage color: evidence from an amelanotic Steller's jay (Cyanocitta stelleri)
    Matthew D Shawkey
    Department of Biological Sciences, 331 Funchess Hall, Auburn University, Auburn, AL 36849, USA
    J Exp Biol 209:1245-50. 2006
  7. pmc How hollow melanosomes affect iridescent colour production in birds
    Chad M Eliason
    Department of Biology and Integrated Bioscience Program, The University of Akron, Akron, OH, USA
    Proc Biol Sci 280:20131505. 2013
  8. doi Relative contributions of pigments and biophotonic nanostructures to natural color production: a case study in budgerigar (Melopsittacus undulatus) feathers
    Liliana D'Alba
    Department of Biology and Integrated Bioscience Program, University of Akron, Akron, OH 44325 3908, USA
    J Exp Biol 215:1272-7. 2012
  9. pmc Nanostructural self-assembly of iridescent feather barbules through depletion attraction of melanosomes during keratinization
    Rafael Maia
    Department of Biology, Integrated Bioscience Program, University of Akron, Akron, OH 44325 3908, USA
    J R Soc Interface 9:734-43. 2012
  10. pmc Evolutionary transitions and mechanisms of matte and iridescent plumage coloration in grackles and allies (Icteridae)
    Matthew D Shawkey
    Department of Biological Sciences, Auburn University, 331 Funchess Hall, Auburn, AL 36849, USA
    J R Soc Interface 3:777-86. 2006

Detail Information

Publications26

  1. doi Proximate bases of silver color in anhinga (Anhinga anhinga) feathers
    Matthew D Shawkey
    Integrated Bioscience Program, Department of Biology, The University of Akron, Akron, Ohio 44325, USA
    J Morphol 272:1399-407. 2011
    ..This represents a distinct mechanism for attaining silver colors that may have been partially derived through selection for display, thermoregulation or decreased hydrophobicity...
  2. doi Structural color change following hydration and dehydration of iridescent mourning dove (Zenaida macroura) feathers
    Matthew D Shawkey
    Department of Biology and Integrated Bioscience Program, University of Akron, Akron, OH 44325 3908, USA
    Zoology (Jena) 114:59-68. 2011
    ..These results suggest that some plumage colors may be more malleable than previously thought, leading to new avenues for research on dynamic plumage color...
  3. pmc A protean palette: colour materials and mixing in birds and butterflies
    Matthew D Shawkey
    Department of Biology and Integrated Bioscience Program, University of Akron, Akron, OH 44325 3908, USA
    J R Soc Interface 6:S221-31. 2009
    ..Finally, we suggest directions for future research on colour optics and evolution that will be invaluable as we move towards a fuller understanding of colour in the natural world...
  4. doi Do feather-degrading bacteria affect sexually selected plumage color?
    Matthew D Shawkey
    Department of Biological Sciences, Auburn University, Auburn, AL, 36849, USA
    Naturwissenschaften 96:123-8. 2009
    ..It remains unclear whether feather-degrading bacteria directly or indirectly affect plumage color, but the observed correlations suggest that feather-degrading bacteria may play some role in sexual selection...
  5. pmc What makes a feather shine? A nanostructural basis for glossy black colours in feathers
    Rafael Maia
    Department of Biology, Integrated Bioscience Program, University of Akron, Akron, OH 44325 3908, USA
    Proc Biol Sci 278:1973-80. 2011
    ..Thus, their quasi-ordered nanostructures are morphologically intermediate between matte black and iridescent feathers, and perceived gloss may be a form of weakly chromatic iridescence...
  6. ncbi Significance of a basal melanin layer to production of non-iridescent structural plumage color: evidence from an amelanotic Steller's jay (Cyanocitta stelleri)
    Matthew D Shawkey
    Department of Biological Sciences, 331 Funchess Hall, Auburn University, Auburn, AL 36849, USA
    J Exp Biol 209:1245-50. 2006
    ....
  7. pmc How hollow melanosomes affect iridescent colour production in birds
    Chad M Eliason
    Department of Biology and Integrated Bioscience Program, The University of Akron, Akron, OH, USA
    Proc Biol Sci 280:20131505. 2013
    ..These data suggest that a morphological novelty has, at least in part, allowed birds to achieve their vast morphological and colour diversity...
  8. doi Relative contributions of pigments and biophotonic nanostructures to natural color production: a case study in budgerigar (Melopsittacus undulatus) feathers
    Liliana D'Alba
    Department of Biology and Integrated Bioscience Program, University of Akron, Akron, OH 44325 3908, USA
    J Exp Biol 215:1272-7. 2012
    ..These data illustrate how interactions between structures and pigments can increase the range of colors attainable in birds and potentially in synthetic systems...
  9. pmc Nanostructural self-assembly of iridescent feather barbules through depletion attraction of melanosomes during keratinization
    Rafael Maia
    Department of Biology, Integrated Bioscience Program, University of Akron, Akron, OH 44325 3908, USA
    J R Soc Interface 9:734-43. 2012
    ..These data provide the first proposed developmental pathway for iridescent plumage colours, and suggest that any condition dependence of iridescent barbules is likely driven by factors other than direct metabolic cost...
  10. pmc Evolutionary transitions and mechanisms of matte and iridescent plumage coloration in grackles and allies (Icteridae)
    Matthew D Shawkey
    Department of Biological Sciences, Auburn University, 331 Funchess Hall, Auburn, AL 36849, USA
    J R Soc Interface 3:777-86. 2006
    ....
  11. doi Rapid, reversible response of iridescent feather color to ambient humidity
    Chad M Eliason
    Integrated Bioscience Program, Department of Biology, The University of Akron, Akron, OH 44325, USA
    Opt Express 18:21284-92. 2010
    ..To our knowledge, this is the first study describing dynamic color changes in any keratinous biophotonic nanostructure...
  12. pmc Mechanisms of evolutionary change in structural plumage coloration among bluebirds (Sialia spp.)
    Matthew D Shawkey
    Department of Biological Sciences, Auburn University, 331 Funchess Hall, Auburn, AL 36849, USA
    J R Soc Interface 3:527-32. 2006
    ..Such shifts in microstructures and pigments may be widespread mechanisms for the evolutionary changes in the colours of feathers and other reflective structures across colourful organisms...
  13. pmc Carotenoids need structural colours to shine
    Matthew D Shawkey
    Department of Biological Sciences, Auburn University, Auburn, AL 36849, USA
    Biol Lett 1:121-4. 2005
    ..The presence of structural colour in some carotenoid-based colour displays will have to be considered in studies of colour signalling...
  14. pmc A photonic heterostructure produces diverse iridescent colours in duck wing patches
    Chad M Eliason
    Department of Biology and Integrated Bioscience Program, The University of Akron, Akron, OH, USA
    J R Soc Interface 9:2279-89. 2012
    ..These data thus reveal a previously undescribed biophotonic structure and suggest that both physical variability and constraints within single nanostructural classes may help explain the broader patterns of colour across Aves...
  15. pmc A natural experiment on the condition-dependence of achromatic plumage reflectance in black-capped chickadees
    Liliana D'Alba
    Department of Biology and Integrated Bioscience Program, University of Akron, Akron, Ohio, United States of America
    PLoS ONE 6:e25877. 2011
    ..These data provide strong evidence that black and white color is an honest indicator in chickadees, and that variation in feather dirtiness, likely due to differences in preening behavior is a mechanism for this association...
  16. doi Bacteria as an agent for change in structural plumage color: correlational and experimental evidence
    Matthew D Shawkey
    Department of Biological Sciences, Auburn University, Auburn, Alabama 36849, USA
    Am Nat 169:S112-21. 2007
    ..This change in spectral properties of feathers may occur through degradation of the cortex and spongy layer of structurally colored barbs. These data suggest that bacteria can alter structural plumage color through degradation...
  17. pmc Colour-producing β-keratin nanofibres in blue penguin (Eudyptula minor) feathers
    Liliana D'Alba
    Department of Biology and Integrated Bioscience Program, University of Akron, Akron, OH 44325 3908, USA
    Biol Lett 7:543-6. 2011
    ..The identification of a new class of β-keratin nanostructures adds significantly to the known mechanisms of colour production in birds and suggests additional complexity in their self-assembly...
  18. doi Decreased hydrophobicity of iridescent feathers: a potential cost of shiny plumage
    Chad M Eliason
    Integrated Bioscience Program, Department of Biology, The University of Akron, Akron, OH 44325, USA
    J Exp Biol 214:2157-63. 2011
    ..Together, these results suggest a previously unforeseen cost of iridescent plumage traits that may help to explain the evolution and distribution of iridescence in birds...
  19. pmc Key ornamental innovations facilitate diversification in an avian radiation
    Rafael Maia
    Department of Biology, Integrated Bioscience Program, University of Akron, Akron, OH 44325 3908, USA
    Proc Natl Acad Sci U S A 110:10687-92. 2013
    ..As in adaptive radiations, key innovations in ornament production can provide high phenotypic trait variability, leading to dramatic effects on the tempo and mode of diversification. ..
  20. pmc Electron tomography, three-dimensional Fourier analysis and colour prediction of a three-dimensional amorphous biophotonic nanostructure
    Matthew D Shawkey
    Department of Biology and Integrated Bioscience Program, University of Akron, Akron, OH 44325 3908, USA
    J R Soc Interface 6:S213-20. 2009
    ..These results highlight the usefulness, and obstacles, of tomography in the description and analysis of three-dimensional photonic structures...
  21. ncbi Iridescent plumage in satin bowerbirds: structure, mechanisms and nanostructural predictors of individual variation in colour
    Stéphanie M Doucet
    Department of Biological Sciences, 331Funchess Hall, Auburn University, AL 36849, USA
    J Exp Biol 209:380-90. 2006
    ....
  22. ncbi Microbial diversity of wild bird feathers revealed through culture-based and culture-independent techniques
    Matthew D Shawkey
    Department of Biological Sciences, Auburn University, Auburn, AL 36849, USA
    Microb Ecol 50:40-7. 2005
    ..However, the metabolic properties and optimal growth requirements of several isolates suggest that some of the bacteria may have a specialized association with feathers...
  23. pmc Iridescent colour production in hairs of blind golden moles (Chrysochloridae)
    Holly K Snyder
    Department of Biology and Integrated Bioscience Program, University of Akron, Akron, OH 44325 3908, USA
    Biol Lett 8:393-6. 2012
    ....
  24. doi Experimental evidence that keeping eggs dry is a mechanism for the antimicrobial effects of avian incubation
    Liliana D'Alba
    Department of Biology and Integrated Bioscience Program, University of Akron, Akron, OH 44325 3908, USA
    Naturwissenschaften 97:1089-95. 2010
    ....
  25. ncbi Antimicrobial properties of a nanostructured eggshell from a compost-nesting bird
    Liliana D'Alba
    Department of Biology and Integrated Bioscience Program, University of Akron, Akron, OH 44325 3908, USA
    J Exp Biol 217:1116-21. 2014
    ..Our results suggest that these mechanisms may contribute to the antimicrobial defense system of these eggs, and may provide inspiration for new biomimetic anti-fouling surfaces. ..
  26. pmc Nanostructure predicts intraspecific variation in ultraviolet-blue plumage colour
    Matthew D Shawkey
    Department of Biological Sciences, Auburn University, 331 Funchess Hall, Auburn, AL 36849, USA
    Proc Biol Sci 270:1455-60. 2003
    ..These observations show that the precision of nanostructural arrangement determines some colour variation in feathers...