Homepage Vhf
AG Trillmich
AG Krüger
AG Bischof
AG Steinfartz
AG von Engelhardt
AG Hoffman
(contact nvengelhardt(at)gmx.de for reprints)
2012
Ruploh, T. Bischof, H.-J. , von Engelhardt, N. Adolescent social environment shapes sexual and aggressive behaviour of adult male zebra Finches (Taeniopygia guttata). Behavioral Ecology and Sociobiology, in press
2011
von Engelhardt, N., Groothuis,T. G. G. (2011) Maternal hormones in avian eggs. Pp 91-127 in: Hormones and Reproduction of Vertebrates, Vol 4: Birds. Norris, D. O., Lopez, K. H (eds). Academic Press.
Boncoraglio, G., Groothuis, T. G. G., von Engelhardt, N. Differential maternal testosterone allocation among siblings benefits both mother and offspring in the Zebra Finch (Taeniopygia guttata). American Naturalist, 178: 64-74.
2009
Hammers, M., von Engelhardt, N., Langmore, N. E., Komdeur, J., Griffith, S. C., Magrath, M. L. (2009) Mate-guarding intensity increases with breeding synchrony in the colonial fairy martin, Petrochelidon ariel. Animal Behaviour 78: 661-669.
Kemme, K; Kaiser, S; von Engelhardt, N, Wewers, D., Groothuis, T. G. G., Sachser, N. (2009) An unstable social environment affects sex ratio in guinea pigs: an adaptive maternal effect? Behavior 146: 1513-1529.
Kingma, S. A., Komdeur, J., Vedder, O., von Engelhardt, N., Korsten, P., Groothuis, T. G.G. (2009) Manipulation of male attractiveness induces rapid changes in avian maternal yolk androgen deposition. Behavioural Ecology 20: 172-179.
von Engelhardt, N., Henriksen, R., Groothuis, T. G. G. (2009) Steroids in chicken yolk: Metabolism and uptake during early embryonic development. General and Comparative Endocrinology 163: 175-183
2007
Vedder, O., Kingma, S. A., von Engelhardt, N., Korsten, P., Groothuis, T. G. G., Komdeur, J. (2007) First report of conspecific brood parasitism in Blue Tits (Parus caeruleus): does it occur as a rare but adaptive strategy? Journal of Avian Biology 35: 625-629.
W. Mueller, Lessells, K., Korsten, P., von Engelhardt, N. (2007): Manipulative signals in family conflict? On the function of maternal yolk hormones in birds. American Naturalist 169: E84-E96. pdf
Rubolini,D., Martinelli,R., von Engelhardt, N., Romano,M., Groothuis,T.G.G., Fasola, M., Saino,N. (2007): Consequences of prenatal androgen exposure for the reproductive performance of female pheasants (Phasianus colchicus). Proceedings of the Royal Society of London B: Biological Sciences 274: 173-142.
2006
N. von Engelhardt, Carere, C., Dijkstra,C., Groothuis,T.(2006): Effects of elevated yolk testosterone on offspring begging and sex specific growth in the zebra finch. Proceedings of the Royal Society of London B: Biological Sciences 273: 65-70.
2005
N. von Engelhardt, Groothuis, T.(2005): Measuring steroid hormones in avian eggs. Annals of the New York Academy of Sciences 1046: 181-192.
T. G. G. Groothuis, von Engelhardt, N.(2005): Investigating hormones in avian eggs: measurement, manipulation and interpretation. Annals of the New York Academy of Sciences 1046: 168-180.
T. G.G. Groothuis, W. Mueller,W., von Engelhardt, N., Carere,C., Eising,C. (2005): Maternal hormones as a tool to adjust offspring phenotype in avian species. Neuroscience and Biobehavioral Reviews 29: 329-352.
2004
von Engelhardt, N.,Dijkstra, C., Daan, S., Groothuis, T. G. G. (2004): Effects of 17-b-Estradiol treatment of female zebra finches on offspring sex ratio and survival. Hormones and Behaviour 45:306-313.
2000
von Engelhardt,N. Kappeler, P., Heistermann, N. (2000): Androgen levels and female social dominance in Lemur catta. Proceedings of the Royal Society of London B: Biological Sciences 267: 1533-1539.
A. R. T. Bailey, von Engelhardt, N., Leng, G. Smith, R. G. and Dickson, S. L. (2000): Noradrenergic lesion does not affect growth hormone secretagogue-induced activation of arcuate neurons. Journal of Neuroendocrinology 12. 191-197.
N. von Engelhardt (2008): Wir wollen doch nur euer Bestes...... oder die Physiologie von Kooperation und Konflikt zwischen den Generationen. Schriften zu Win Labudas 70. Geburtstag. pdf
N. von Engelhardt (2006): Hormones and Animal Social Behaviour. By E.Adkins-Regan. ISBE newsletter Vol 18 (1): 8-10. pdf
T. G. G. Groothuis & N. von Engelhardt (2005) This is a discussion not an interview. Interview with Prof. Dr. Frans de Waal during the BCN symposium on Social Behaviour. bcn Nieuwsbrief 8-10. pdf
N. von Engelhardt (2004): Proximate control in avian sex allocation. A study on zebra finches. PhD thesis. University of Groningen.
