© 2013 James Dale 1. Articles published or accepted in refereed journals Walsh, N., Dale, J., McGraw, K.J., Pointer, M.A. & Mundy, N.I. 2012. Proceedings of the Royal Society of London, B 279: 58-66. Candidate genes for carotenoid coloration in vertebrates and their expression profiles in the carotenoid-containing plumage and bill of a wild bird.  Valcu, M., Dale, J. & Kempenaers, B. 2012. Global Ecology and Biogeography 21: 945-951. rangeMapper: a platform for the study of macroecology of life-history traits. Laucht, S & Dale, J. 2012. Condor 114: 865-873. Condition, testosterone and age correlations with multiple ornaments in male House Sparrows:  patterns and implications. Laucht, S & Dale, J. 2012. Ethology 118: 644-653. Development of badges of status in captive male House Sparrows (Passer domesticus) in relation to the relative ornamentation of flock-mates. Tibbetts EA, Skaldina O, Zhao V, Toth AL, Skaldin M, Beani, L & Dale, J. 2011. PLoS ONE 6(12): e28173. Geographic Variation in the Status Signals of Polistes dominulus Paper Wasps.  Mutzel, A., Kempenaers, B., Laucht, S., Dingemanse, N. & Dale, J. 2011. Animal Behaviour, 81:731-739. Circulating testosterone levels do not affect animal personality variation: correlational and experimental tests. Ritschard, M., Laucht, S., Dale, J. & Brumm, H. 2011. Physiology and Behavior, 102: 30-35. Enhanced testosterone levels affect singing motivation but not song structure in Bengalese Finches. Laucht, S., Dale, J., Mutzel, A., & Kempenaers, B. 2011. General and Comparative Endocrinology, 170: 501-508. Individual variation in plasma testosterone levels and its relation to badge size in House Sparrows. Passer domesticus: it's a night-and-day difference. Breithaupt, A., Kalthoff, D., Dale, J., Bairlein, F., Beer, M and Teifke, J.P. 2011. Veterinary Pathology 48: 924-932. Neurotropism in blackcaps (Syliva atricapilla) and red-billed queleas (Quelea quelea) after highly pathogenic Avian Influenza Virus H5N1 infection. Laucht, S., Kempenaers, B. & Dale, J. 2010. Behavioral Ecology and Sociobiology, 64: 1461-1472. Bill color, not badge size, indicates testosterone-related information in House Sparrows. Hipfner, M., Dale, J. & McGraw, K.J. 2010. Oecologia, 163: 351-360. Yolk carotenoids and stable isotopes reveal linkages among environment, foraging strategies and seabird breeding success. Hipfner, M., Hobson, K.A., Dale J. & McGraw, K.J. 2010. Physiological and Biochemical Zoology. 83: 481-489. Stable isotopes link diet to avian yolk carotenoid allocation: a comparative study of five auk species (Charadriiformes: Alcidae). Tibbetts, E.A., Sheehan, M.J. & Dale, J. 2008. Trends in Ecology and Evolution 23: 356. A testable definition of individual recognition. Love, O.P., Salvante, K.G., Dale, J., & Williams, T.D. 2008. American Naturalist, 172, E99-E112. Sex-specific variability in the immune system across life-history stages.  Tibbetts, E.A. & Dale, J. 2007. Trends in Ecology and Evolution 22: 529-537. Individual recognition: it is good to be different. Dale, J., Dunn, P.O., Figuerola, J. Lislevand, T., Szekely, T. & Whittingham, L.A. 2007. Proceedings of the Royal Society of London, B 274, 2971-2979. Sexual selection explains Rensch's Rule of allometry for sexual size dimorphism. Dale, J. 2006. In: Bird Coloration, Volume 2: Function, and Evolution (Hill, G.E. & McGraw, K.J., eds.). Harvard University Press, Cambridge, MA. pp. 36-86. Intraspecific variation in coloration. Tibbetts, E.A. & Dale, J. 2004. Nature 432: 218-222. A socially enforced signal of quality in a paper wasp. McGraw, K.J., Dale, J  & Mackillop, E.A. 2003. Behavioural Ecology and Sociobiology 53: 116-122. Social environment during molt predicts the expression of melanin-based plumage pigmentation in male house sparrows (Passer domesticus). McGraw, K.J., Mackillop, E.A., Dale, J & Hauber, M.E. 2002. Journal of Experimental Biology 205: 3747-3755. Different plumage colors reveal different information: how nutritional stress affects the expression of melanin- and structurally based ornamental coloration. Tracy, D.M., Schamel, D. & Dale, J. 2002. In The Birds of North America, No. 698 (A. Poole and F. Gill, eds.). The Birds of North America, Inc., Philadelphia, PA. Red Phalarope (Phalaropus fulicarius).   Lank, D.B. & Dale, J. 2001. The Auk 118(3): 759-765. Visual signals for individual identification: the silent "song" of ruffs. Dale, J., Lank, D.B., Reeve, H.K.  2001. American Naturalist 158(1): 75-86. Signaling individual identity vs. quality: a model and case studies with ruffs, queleas, and house finches. Dale, J. 2000. Proceedings of the Royal Society of London, B 267: 2143-2149.  Ornamental plumage does not signal male quality in red-billed queleas. Dale, J., Montgomerie, R., Michaud, D., and Boag, P. 1999.  Behavioral Ecology and Sociobiology 46: 50-56. Frequency and timing of extrapair fertilization in the polyandrous red phalarope. Dale, J. 1995.  Animal Behaviour 49: 519-521. Problems with pair-wise comparisons: does certainty of paternity covary with paternal care? Hill, G.E., Montgomerie, R., Inouye, C, and Dale, J. 1994. Functional Ecology 8: 343-350. Influence of dietary carotenoids on plasma and plumage colour in the house finch: intra- and intersexual variation. Dale, J. 1992.  Tropical Zoology 5: 19-23. The effect of the removal of buffalo (Syncerus caffer  Sparrman 1779) on the host selection of yellow-billed oxpeckers (Buphagus africanus Linnaeus 1766) in Zimbabwe. 2. Theses Dale, J. 2001. PhD thesis. Cornell University, Ithaca, NY, USA. 150 pp. Functional significance of ornamental plumage in red-billed queleas Quelea quelea. Dale, J. 1992. BSc Honours thesis. Queen's University, Kingston, Ontario, Canada. 38 pp. Mating systems, sexual dimorphism, and phenotypic variation in the bustards (Aves: Otitidae). 3. Special reports and non-refereed communications P.J. Mundy, M.S. Mooring & J. Dale. 2003. Honeyguide 49: 66-69. Both species of oxpecker in the Matobo National Park. N.C. Chiweshe & J. Dale. 2000. Honeyguide 46: 167-169. A merry-go-round story of a greater honeyguide. N.C. Chiweshe & J. Dale. 1993. Honeyguide 39: 22. Unusual kori bustard food item.  J. Dale. 1992. African Wildlife 47(6): 264-265. Wildlife in action (fighting giraffes). J. Dale. 1992. Special report submitted to the Dept. of Parks and Wild Life, Ornithology Division, Zimbabwe. 74 pp. The foraging ecology of red-billed oxpeckers Buphagus erythrohynchus and yellow- billed oxpeckers B. africanus in Zimbabwe. J. Dale & N.C. Chiweshe. 1992. Honeyguide 38: 120. Strange death of a helmeted guineafowl. J. Dale & K. Hustler. 1991. Honeyguide 37: 18. Oxpeckers use elephants in Hwange National Park. J. Dale. 1990. Honeyguide 36: 123-128. The kori bustard in central Zimbabwe.   J. Dale. 1990. Babbler 20: 26. A short note on kori bustard occurrence. J. Dale & E.C. Chabikwa. 1990. Honeyguide 36: 91. Montagu's harriers at Debshan Ranch. Publications click title for PDF