Publikationen von Wolfgang Goymann
Alle Typen
Zeitschriftenartikel (160)
2012
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Independence among physiological traits suggests flexibility in the face of ecological demands on phenotypes. Journal of Evolutionary Biology 25 (8), S. 1600 - 1613 (2012)
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On the use of non-invasive hormone research in uncontrolled, natural environments: The problem with sex, diet, metabolic rate and the individual. Methods in Ecology and Evolution 3 (4), S. 757 - 765 (2012)
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A tropical bird can use the equatorial change in sunrise and sunset times to synchronize its circannual clock. Proceedings of the Royal Society B: Biological Sciences 279 (1742), S. 3527 - 3534 (2012)
2011
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Ignoring the challenge? Male black redstarts (Phoenicurus ochruros) do not increase testosterone levels during territorial conflicts but they do so in response to gonadotropin-releasing hormone. Proceedings of the Royal Society B: Biological Sciences 278 (1722), S. 3233 - 3242 (2011)
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Simulating winning in the wild - The behavioral and hormonal response of black redstarts to single and repeated territorial challenges of high and low intensity. Hormones and Behavior 60 (5), S. 565 - 571 (2011)
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Hormonal correlates of social status and courtship display in the cooperatively lekking lance-tailed manakin. Hormones and Behavior 59 (1), S. 44 - 50 (2011)
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Experimentally elevated testosterone levels enhance courtship behaviour and territoriality but depress acquired immune response in Red bishops Euplectes orix. Ibis 153 (1), S. 46 - 58 (2011)
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Food availability but not melatonin affects nocturnal restlessness in a wild migrating passerine. Hormones and Behavior 59 (1), S. 187 - 192 (2011)
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Testosterone and year-round territoriality in tropical and non-tropical songbirds. Journal of Avian Biology 42 (6), S. 485 - 489 (2011)
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Seasonal and diel variation of hormone metabolites in European stonechats: On the importance of high signal-to-noise ratios in noninvasive hormone studies. Journal of Biological Rhythms 26 (1), S. 44 - 54 (2011)
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Rearing conditions have long-term consequences for stress responsiveness in free-living great tits. General and Comparative Endocrinology 174 (2), S. 219 - 224 (2011)
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Throat patch size and darkness covaries with testosterone in females of a sex-role reversed species. Behavioral Ecology 22 (6), S. 1312 - 1319 (2011)
2010
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Threat signaling in female song-evidence from playbacks in a sex-role reversed bird species. Behavioral Ecology 21 (6), S. 1147 - 1155 (2010)
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Body fat influences departure from stopover sites in migratory birds: Evidence from whole-island telemetry. Biology Letters 6 (4), S. 478 - 481 (2010)
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Stressful dieting: Nutritional conditions but not compensatory growth elevate corticosterone levels in Zebra finch nestlings and fledglings. PLoS One 5 (9), e12930 (2010)
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Impact of season and social challenge on testosterone and corticosterone levels in a year-round territorial bird. Hormones and Behavior 58 (2), S. 317 - 325 (2010)
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European robins (Erithacus rubecula) lack an increase in testosterone during simulated territorial intrusions. Journal of Ornithology 151 (3), S. 607 - 614 (2010)
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Hormonal mechanisms of cooperative behaviour. Philosophical Transactions of the Royal Society of London, Series B: Biological Sciences 365 (1553), S. 2737 - 2750 (2010)
2009
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A single functional testis and long deferent duct papillae: The peculiar male reproductive tract of the classically polyandrous, sex-role reversed Black coucal (Centropus grillii). Journal of Ornithology 150 (4), S. 827 - 838 (2009)
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Stopover decision during migration: Physiological conditions predict nocturnal restlessness in wild passerines. Biology Letters 5 (3), S. 302 - 305 (2009)
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Females alter their song when challenged in a sex-role reversed bird species. Behavioral Ecology and Sociobiology 64 (2), S. 193 - 204 (2009)
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Social modulation of androgens in male birds. General and Comparative Endocrinology 163 (1-2), S. 149 - 157 (2009)
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Paternity in the classical polyandrous black coucal (Centropus grillii) - A cuckoo accepting cuckoldry? Behavioral Ecology 20 (6), S. 1185 - 1193 (2009)
2008
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Constitutive immune function responds more slowly to handling stress than corticosterone in a shorebird. Physiological and Biochemical Zoology 81 (5), S. 673 - 681 (2008)
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A gentler method to raise melatonin levels in birds. Journal of Biological Rhythms 23 (3), S. 274 - 277 (2008)
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Progesterone modulates aggression in sex-role reversed female African black coucals. Proceedings of the Royal Society B: Biological Sciences 275 (1638), S. 1053 - 1060 (2008)
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Tropical field endocrinology: Ecology and evolution of testosterone concentrations in male birds. General and Comparative Endocrinology 157 (3), S. 241 - 248 (2008)
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The decoy matters! Hormonal and behavioural differences in the reaction of territorial European robins towards stuffed and live decoys. General and Comparative Endocrinology 155 (3), S. 511 - 516 (2008)
2007
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Distinguishing seasonal androgen responses from male-male androgen responsiveness - Revisiting the Challenge Hypothesis. Hormones and Behavior 51 (4), S. 463 - 476 (2007)
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Use of ethanol for preserving steroid and indoleamine hormones in bird plasma. General and Comparative Endocrinology 150 (2), S. 191 - 195 (2007)
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Hormonal responses to male-male social challenge in the blue tit Cyanistes caeruleus: Single-broodedness as an explanatory variable. Physiological and Biochemical Zoology 80 (2), S. 228 - 240 (2007)
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Sex-role reversal is reflected in the brain of African black coucals (Centropus grillii). Developmental Neurobiology 67 (12), S. 1560 - 1573 (2007)
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Green matters! Growing vegetation stimulates breeding under short-day conditions in wild canaries (Serinus canaria). Journal of Biological Rhythms 22 (6), S. 554 - 557 (2007)
2006
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Testosterone and corticosterone during the breeding cycle of equatorial and European stonechats (Saxicola torquata axillaris and S. t. rubicola). Hormones and Behavior 50 (5), S. 779 - 785 (2006)
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Low ambient temperature increases food intake and dropping production, leading to incorrect estimates of hormone metabolite concentrations in European stonechats. Hormones and Behavior 49 (5), S. 644 - 653 (2006)
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Age-dependent association between testosterone and crown UV coloration in male blue tits (Parus caeruleus). Behavioral Ecology and Sociobiology 59 (5), S. 666 - 673 (2006)
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Plasma steroid hormones in two Arctic-breeding shorebirds: Monogamy versus polygyny. General and Comparative Endocrinology 147 (2), S. 133 - 140 (2006)
2005
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Two workshops in ornithology: A general introduction: Dedication to Eberhard Gwinner. Annals of the New York Academy of Sciences 1046, S. IX - X (2005)
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Difficulties and special issues associated with field research in behavioral neuroendocrinology. Hormones and Behavior 48 (4), S. 484 - 491 (2005)
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Noninvasive monitoring of hormones in bird Droppings: Physiological validation, sampling, extraction, sex differences, and the influence of diet on hormone metabolite levels. Annals of the New York Academy of Sciences 1046, S. 35 - 53 (2005)
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Introduction to the European Science Foundation technical meeting: Analysis of hormones in droppings and egg yolk of birds. Annals of the New York Academy of Sciences 1046, S. 1 - 4 (2005)
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Breeding biology, sexually dimorphic development and nestling testosterone concentrations of the classically polyandrous African black coucal, Centropus grillii. Journal of Ornithology 146 (4), S. 314 - 324 (2005)
2004
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Testosterone in tropical birds: Effects of environmental and social factors. American Naturalist 164 (3), S. 327 - 334 (2004)
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Competing females and caring males. Sex steroids in African black coucals, Centropus grillii. Animal Behaviour 68 (4), S. 733 - 740 (2004)
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Allostatic load, social status and stress hormones: The costs of social status matter. Animal Behaviour 67 (3), S. 591 - 602 (2004)
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Competing females and caring males. Polyandry and sex-role reversal in African black coucals, Centropus grillii. Ethology 110 (10), S. 807 - 823 (2004)
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Excremental androgen metabolite concentrations and gonad sizes in temperate zone vs. tropical Stonechats (Saxicola torquata ssp.). General and Comparative Endocrinology 139 (2), S. 124 - 130 (2004)
2003
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Wetteifernde Weibchen und fürsorgliche Männchen - Geschlechterrollentausch beim Afrikanischen Grillkuckuck. Jahrbuch - Max-Planck-Gesellschaft, S. 513 - 518 (2003)
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Defense of females, but not social status, predicts plasma androgen levels in male spotted hyenas. Physiological and Biochemical Zoology 76 (4), S. 586 - 593 (2003)
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Social status does not predict corticosteroid levels in postdispersal male spotted hyenas. Hormones and Behavior 43 (4), S. 474 - 479 (2003)