Publications of Beate A. Apfelbeck

Apfelbeck, B. A.; Flinks, H.; Goymann, W.: Territorial aggression does not feed back on testosterone in a multiple-brooded songbird species with breeding and non-breeding season territoriality, the European stonechat. Hormones and Behavior 87, pp. 89 - 95 (2017)

Apfelbeck, B. A.; Flinks, H.; Goymann, W.: Variation in circulating testosterone during mating predicts reproductive success in a wild songbird. Frontiers in Ecology and Evolution 4, 107 (2016)

Goymann, W.; Villavicencio, C. P.; Apfelbeck, B. A.: Does a short-term increase in testosterone affect the intensity or persistence of territorial aggression? - An approach using an individual's hormonal reactive scope to study hormonal effects on behavior. Physiology & Behavior 149, pp. 310 - 316 (2015)

Villavicencio, C. P.; Apfelbeck, B. A.; Goymann, W.: Parental care, loss of paternity and circulating levels of testosterone and corticosterone in a socially monogamous song bird. Frontiers in Zoology 11, 11 (2014)

Apfelbeck, B. A.; Mortega, K. G.; Kiefer, S.; Kipper, S.; Goymann, W.: Life-history and hormonal control of aggression in black redstarts: Blocking testosterone does not decrease territorial aggression, but changes the emphasis of vocal behaviours during simulated territorial intrusions. Frontiers in Zoology 10, 8 (2013)

Apfelbeck, B. A.; Mortega, K. G.; Kiefer, S.; Kipper, S.; Vellema, M.; Villavicencio, C. P.; Gahr, M.; Goymann, W.: Associated and disassociated patterns in hormones, song, behavior and brain receptor expression between life-cycle stages in male black redstarts, Phoenicurus ochruros. General and Comparative Endocrinology 184, pp. 93 - 102 (2013)

Villavicencio, C. P.; Apfelbeck, B. A.; Goymann, W.: Experimental induction of social instability during early breeding does not alter testosterone levels in male black redstarts, a socially monogamous songbird. Hormones and Behavior 64 (3), pp. 461 - 467 (2013)

Apfelbeck, B. A.; Kiefer, S.; Mortega, K. G.; Goymann, W.; Kipper, S.: Testosterone affects song modulation during simulated territorial intrusions in male black redstarts (Phoenicurus ochruros). PLoS One 7 (12), e52009 (2012)

Apfelbeck, B. A.; Goymann, W.: 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), pp. 3233 - 3242 (2011)

Apfelbeck, B. A.; Stegherr, J.; Goymann, W.: 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), pp. 565 - 571 (2011)

Apfelbeck, B. A.; Räß, M.: Behavioural and hormonal effects of social isolation and neophobia in a gregarious bird species, the European starling (Sturnus vulgaris). Hormones and Behavior 54 (3), pp. 435 - 441 (2008)