skip navigation: go to the content.



Fahy, G.E., Richards, M.P., Fuller, B.T., Deschner, T., Hublin, J.-J., Boesch, C. (2014) Stable Nitrogen Isotope Analysis of Dentine Serial Sections Elucidate Sex Differences in Weaning Patterns of Wild Chimpanzees (Pan troglodytes). American Journal of Physical Anthropology 153:635-642. [pdf]

Wittig, R., Crockford, C., Deschner, T., Langergraber, K.: Ziegler, T.E.; Zuberbuhler, K. (2014) Food sharing is linked to urinary oxytocin levels and bonding in related and unrelated wild chimpanzees. Proc. R. Soc. B 20133096. [pdf]

Crockford, C., Deschner, T., Ziegler, T., Wittig, R. (2014) Endogenous peripheral oxytocin measures can give insight into the dynamics of social relationships: a review. Frontiers in Behavioral Neuroscience 8:68. doi: 10.3389/fnbeh.2014.00068 [pdf]

Grueter, C.C., Deschner, T., Behringer, V., Fawcett, K., Robbins, M.M. (2014) Socioecological correlates of energy balance using urinary C-peptide measurements in wild female mountain gorillas. Physiology & Behavior 127: 13-19 [pdf]

Behringer, V., Deschner, T., Murtagh, R., Stevens, J.M.G., Hohmann, G. (2014) Age-related changes in thyroid hormones of bonobos and chimpanzees indicate heterochrony in development. Journal of Human Evolution 66, 83-88 [pdf]

Behringer, V., Borchers, C., Deschner, T, Möstl, E., Selzer, D., Hohmann, G. (2013) „Measurements of salivary alpha amylase and salivary cortisol in hominoid primates reveal within-species consistency and between-species differences” PlosOne 8(4), e60773 [pdf]

Crockford, C., Wittig, R., Langergraber, K., Ziegler, T., Zuberbuhler, K., Deschner, T. (2013) Oxytocin and social bonding in unrelated chimpanzees. Proc. Roy. Soc. B. 280, 20122765 [pdf]

Murtagh, R., Behringer, V., Deschner, T. (2013) LC-MS as a method for non-invasive measurement of steroid hormones and their metabolites in urine and faeces of animals. Wien Tierärztl Monat - Vet Med Austria 100, 247-254. [pdf]

Habumuremyi, S., Robbins, M.M., Fawcett, K.A., Deschner, T. (2013) Monitoring ovarian cycle activity via progestagens in urine and feces of female mountain gorillas: A comparison of EIA and LC-MS measurements. American Journal of Primatology [pdf]

Behringer, V., Hohmann, G., Stevens, J.M.G., Weltring, A., Deschner, T. (2012) Adrenarche in bonobos (Pan paniscus): evidence from ontogenetic changes in urinary dehydroepiandrosterone-sulfate levels. Journal of Endocrinology 214, 55–65 [pdf]

Kühl, H.S., N’Guessan, A., Riedel, J., Metzger, S., Deschner, T. (2012) The Effect of Climate Fluctuation on Chimpanzee Birth Sex Ratio. PLoS ONE 7(4): e35610. doi:10.1371/journal.pone.0035610 [pdf]

Surbeck, M., Deschner, T., Schubert, G., Weltring, A., Hohmann, G., (2012). Mate competition, testosterone and intersexual relationships in bonobos, Pan paniscus. Animal Behaviour 83, 659–669. [pdf]

Surbeck, M., Deschner, T., Weltring, A., Hohmann, G., (2012). Social correlates of variation in urinary cortisol in wild male bonobos (Pan paniscus). Hormones and Behavior 62, 27-35. [pdf]

Weltring, A., Schaebs, F.S., Perry, S.E., Deschner, T. (2012) Simultaneous measurement of endogenous steroid hormones and their metabolites with LC–MS/MS in faeces of a New World primate species, Cebus capucinus. Physiology and Behavior 105: 510-521. [pdf]

Beringer, V., Deschner, T., Möstl, E., Selzer, D., Hohmann, G. (2012) Stress affects salivary alpha-Amylase activity in bonobos. Physiology and Behavior 105: 476-482. [pdf]

Deschner, T., Fuller, B.T., Oelze, V.M., Boesch, C., Hublin, J-J., Mundry, R., Richards, M.P., Ortmann, S., Hohmann, G. (2012). Identification of energy consumption and nutritional stress by isotopic and elemental analysis of urine in bonobos (Pan paniscus). Rapid Communications in Mass Spectrometry, 26: 69–77. [pdf]

Preis, A., Mugisha, L., Hauser, B., Weltring, A., Deschner, T., (2011) Androgen and androgen metabolite levels in serum and urine of East African chimpanzees (Pan troglodytes schweinfurthii): Comparison of EIA and LC–MS analyses. General and Comparative Endocrinology 174, 335–343 [pdf]

Townsend, S.W., Deschner, T., Zuberbühler, K. (2011) Copulation calls in female chimpanzees convey identity and conceal fertility. Int. J. Prim. 32:914-923. [pdf]

Hauser, B., Mugisha, L., Preis, A., Deschner (2011). LC-MS analysis of androgen metabolites in serum and urine from east African chimpanzees (Pan troglodytes schweinfurthii). General and Comparative Endocrinology 170: 92-98. [pdf]

Leendertz, S.A., Metzger, S., Skjerve, E., Deschner, T., Boesch, C., Riedel, J., Leendertz, F. (2010). A longitudinal study of urinary dipstick paramenters in wild chimpanzees (Pan troglodytes verus) in Côte d´Ivoire. American Journal of Primatology, 71:1-10. [pdf]

Hohmann, G., Mundry, R., & Deschner, T. (2009) The relationship between socio-sexual behaviour and salivary cortisol in bonobos: tests of the tension regulation hypothesis. Am. J. Prim. 70,1-10 [pdf]

Deschner, T., Kratzsch, J. & Hohmann, G. (2008). Urinary C-peptide as a method for monitoring body mass changes in captive bonobos (Pan paniscus). Hormones and Behavior 54, 620-626 [pdf]

Hauser, B., Deschner, T. & Boesch, C. (2008) Development of a liquid chromatography-tandem mass spectrometry method for the determination of 23 endogenous steroids in small quantities of primate urine. Journal of Chromatography B, 862, 100-11. [pdf]

Hauser, B. Schulz, D. Boesch, C. & Deschner, T. (2008) Measuring urinary testosterone levels of the great apes - Problems with enzymatic hydrolysis using Helix pomatia juice. General and Comparative Endocrinology 158, 77-86 [pdf]

Townsend, S.W., Deschner, T. & Zuberbühler, K. (2008) Female chimpanzees use copulation calls flexibly to prevent social competition. PLoS One. 3(6): e2431 doi:10.1371/journal.pone.0002431 [pdf]

Deschner, T. & Boesch, C. (2007). Can the patterns of sexual swelling cycles in female Taï chimpanzees be explained by the “cost-of-sexual-attraction” hypothesis? International Journal of Primatology DOI 10.1007/s10764-007-9120-1. [pdf]

Deschner, T & Guba Kpelle, D. 2005. Rapid Assessment of the Primates of Draw River, Boi-Tano and Krokosua Hills. In: McCullough, J. Decher, J. and Guba Kpelle, D. (eds). A biological assessment of the terrestrial ecosystems of the Draw River, Boi-Tano, Tano Nimiri and Krokosua Hills forest reserves, southwestern Ghana. RAP Bulletin of Biological Assessment 36. Conservation International, Washington,DC. [pdf]

Deschner, T., Heistermann, M., Hodges, K. & Boesch, C. (2004). Female sexual swelling size, timing of ovulation and male behavior in wild West African chimpanzees. Hormones and Behavior 46:204-215. [pdf]

Deschner, T., Heistermann, M., Hodges, K. & Boesch, C. (2003). Timing and probability of ovulation in relation to sex skin swelling in wild West African chimpanzees, Pan troglodytes verus. Animal Behaviour 66:551-560. [pdf]

Zinner, D., Deschner, T. (2000): Sexual swellings in female hamadryas baboons after male take-over. 'Deceptive' swellings as a possible female counterstrategy against infanticide. American Journal of Primatology 52, 157-168 [pdf]