Publications

Behringer V, Stevens JMG, Hohmann G, Moestl E, Selzer D, Deschner T. (2014) Testing the effect of medical positive reinforcement training on salivary cortisol levels in bonobos and orangutans. PLoS One 9(9) e108664

Wilson ML, Boesch C, Fruth B, Furuichi T, Gilby IC, Hashimoto C, Hobalter CL, Hohmann G, Itoh N, Koops K, Lloyd JN, Matsuzawa T, Mitani JC, Mjungu DC, Morgan D, Muller MN, Mundry R, Nakamura M, Pruetz J, Pusey AE, Riedel J, Sanz C, Schel AM, Simmons N, Waller M, Watts DP, White F, Wittig RM, Zuberbuehler K, Wrangham RW. (2014). Lethal aggression in Pan is better explained by adaptive strategies than human impacts. Nature 513:414-417

Behringer V, Deschner T, Deimel C, Stevens JMG, Hohmann G. (2014) Age-related changes in urinary testosterone levels suggest differences in puberty onset and divergent life history strategies in bonobos and chimpanzees. Hormones & Behavior 66:525-533

Behringer V, Borchers C, Deschner T, Moestl E, Selzer D, Hohmann G. (2014). Measurements of salivary alpha amylase and salivary cortisol in hominoid primates reveal within-species consistency and between-species differences. PLoS One 8(4) e60773

Surbeck M, Hohmann G. (2013). Intersexual dominance relationships and the influence of leverage on the outcome of conflicts in wild bonobos (Pan paniscus). Behavioural Ecology Sociobiology. 67:1767-1780

Schubert G, Vigilant L, Boesch C, Klenke R, Langergraber K, Mundry R, Surbeck M, Hohmann G. (2013) Co-residence between males and their mothers and grandmothers is more frequent in bonobos than chimpanzees. PLoS One 13(12) e83870

Behringer V, Deschner T, Murtagh R, Stevens JMG, Hohmann G. (2013). Age-related changes in thyroid hormone levels of bonobos and chimpanzees indicate heterochrony in development. J Human Evolution 66:83-88

Beaune D, Bretagnolle F, Bollache L, Hohmann G, Surbeck M, Bourson C, Fruth B. (2013). The bonobo–Dialium positive interactions: seed dispersal mutualism. Am J Primatol 75:394-403

Beaune D, Bretagnolle F, Bollache L, Hohmann G, Surbeck M, Fruth B. (2013). Seed dispersal strategies and the threat of defaunation in a Congo forest. Biodiversity & Conservation 22:225-238

Beaune D, Bretagnolle F, Bollache L, Bourson C, Hohmann G, Fruth B. (2013) Ecological services performed by the bonobo (Pan paniscus): seed dispersal effectiveness in tropical forest. J Tropical Ecol 29:367-380

Beaune D, Fruth B, Bollache L, Hohmann G, Bretagnolle F. (2013). Doom of the elephant-dependent trees in a Congo tropical forest. Forest Ecol Management 295:109-117

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

Behringer V, Deschner T, Moestl E, Selzer D, Hohmann G. (2012). Stress affects salivary alpha amylase activity in bonobos. Physiology & Behavior 105:476-482.

Behringer V, Hohmann G, Stevens JMG, Deschner T. (2012). Adrenarche in bonobos (Pan paniscus): evidence from ontogenetic changes in urinary dehydroepiandrosterone-sulfate (DHEA-S) levels. J Endocrinology. 214:55-65

Deschner T, Fuller BT, Oelze VM, Boesch C, Hublin JJ, Mundry R, Richards MP, Ortmann S, Hohmann G (2011). Identification of energy consumption and nutritional stress by isotopic and elemental analysis of urine in bonobos (Pan paniscus). Rapid communication in Mass Spectrography 25:1-9

Surbeck M, Deschner T, Schubert G, Weltring A, Hohmann G (2011). Mate competition, testosterone and intersexual relationships in bonobos, Pan paniscus. Animal Behaviour 83:659-669.

Schubert G, Stoneking CJ, Arandjelowic M, Boesch C, Eckhardt N, Hohmann G, Langergraber K, Vigilant L (2011). Male-mediated gene flow in patrilocal primates. PLoS One July 2011, Vol 6 (7), e21514

Oelze VM, Fuller BT, Richards MP, Fruth B, , Surbeck M, Hublin JJ, Hohmann G. (2011) Exploring the contribution and significance of animal protein in the diet of bonobos by stable isotope ratio analysis of hair. PNAS, Jun 14, 108(24), 9792-7.

Surbeck M, Mundry R, Hohmann G. (2011) Mothers matter! Maternal support, dominance status and mating success in male bonobos (Pan paniscus). Proc. R. Soc. London B, February 22, 2011 278:590-598.

Hofreiter M, Kreuz E, Eriksson J, Schubert G, Hohmann G (2010) Vertebrate DNA in faecal samples from bonobos and gorillas: evidence for meat consumption or artefacts ? PloS One February 2010, 5.

Fowler A, Hohmann G (2010). Cannibalism in wild bonobos (Pan paniscus) at Lui Kotale. Amer J Primatol 72:509-514.

Hohmann G, Potts K, N'Guessan A, Fowler A, Mundry R, Ganzhorn JU, Ortmann S (2010) Plant foods consumed by Pan: exploring the variation of nutritional ecology across Africa. Amer J Physical Anthropol 141:476-485

Hohmann G, Mundry R, Deschner T (2009). The relationship between socio-sexual behaviour and salivary cortisol in bonobos: tests of the tension regulation hypothesis. Amer J Primatol 71:223-232.

Surbeck M, Fowler A, Deimel C, Hohmann G (2009). Evidence for the consumption of arboreal, diurnal primates by bonobos (Pan paniscus). American Journal of Primatology 71:171-174.

Hohmann G (2009). The Diets of Nonhuman Primates: Frugivory, Food Processing and Food Sharing. Evolution of Human Diets. In Hublin JJ, Richards MP (eds) The Evolution of Hominin diets: integrative approaches to the study of paleaolithic subsistence. Springer Netherlands, pp 1-14

Clauss M, Ortmann S, Hohmann G, Schwarm A, Streich J, Hummel J, 2008. Ingesta retention in herbivore primates: composition of the natural diet and intake level overrule body size effects in the available data. Comp Biochem Physiol A 150:274-281.

Hohmann G, Fruth B, 2008. New records on prey capture and meat eating by bonobos at Lui Kotale, Salonga National Park, Democratic Republic of Congo. Folia primatol. 79:103-110.

Dittami J, Katina S, Moestl E, Eriksson J, Hohmann G, 2008. Urinary androgenes and cortisol metabolites in field-sampled bonobos (Pan paniscus). Gen Comp Endocrinol 155:552-557.

Surbeck M, Hohmann G, 2008. Primate hunting by bonobos at LuiKotale, Salonga National Park. Current Biology 18: R906-R907.

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

McGrew WC, Marchant LF, Beuerlein MM,  Vrancken D,  Fruth B, Hohmann G, 2007. Prospects for bonobo insectivory: Lui Kotal, Democratic Republic of Congo. Int J Primatol 28:1237-1252.

D’Amour DE, Hohmann  G, Fruth B, 2006.Evidence of leopard predation on bonobos (Pan paniscus). Folia primatol. 77:212-217.

Fruth B, Hohmann G, 2006. Social grease for females? Same-sex genital contacts in wild bonobos. In Vasey P L & V Sommer (eds), Homosexual behaviour in animals: an evolutionary perspective, pp.294-315, Cambridge University Press.

Hohmann G, Fowler, A, Sommer V, Ortmann S, 2006. Frugivory and gregariousness of Salonga bonobos and Gashaka chimpanzees: the abundance and nutritional quality of fruit. In Hohmann G, Robbins M, Boesch C (eds), Feeding Ecology in Apes and other Primates, pp 123-159, Cambridge University Press.

Hohmann G, Robbins M, Boesch C, 2006. Feeding Ecology in Apes and other Primates. Cambridge University Press.

Boubli JP, Eriksson J, Wich S, Hohmann G, Fruth B, 2005. Landscape level ecology of bonobos (Pan paniscus) Forest habitat in Lomako-Yekokora interfluvium, Democratic Republic of Congo. Biodiversity & Conservation 13:2399-2417.

Nia R, Paper, DH, Franz G, Essien EE, Muganaza M, Hohmann G, 2005. Anti-oxidant and anti-inflammatory activity of Manniophyton fulvum. Acta Hort 678: 97-101.

Marshall A J, Hohmann G, 2005. Preliminary report on urinary testosterone levels of wild male bonobos, Pan paniscus, in the Lomako Forest, Democratic Republic of Congo. Amer J Primatol, 65:87-92.

Eriksson J, Siedel H, Lukas D, Kayser M, Erler A, Hashimoto C, Hohmann G, Boesch C, Vigilant L, 2005. Y-chromosome analysis confirms highly sex-biased dispersal and suggests a low male effective population size in bonobos (Pan paniscus). Molecular Ecol 15:939-949.

Eriksson J, Hohmann G, Boesch C, Vigilant L, 2004. Rivers influence the population genetic structure of bonobos (Pan paniscus). Molecular Ecol, 13:3425-3435

Hohmann G, Fruth B, 2003. Intra- and intersexual aggression by bonobos in the context of mating. Behaviour 140: 1389-1413.

Hohmann G, Fruth B, 2003. Culture in bonobos ? Inter-specific similarities and intra-specific variation in behaviour. Current Anthropology, 44:563-571.

Reichert KE, Heistermann M, Hodges JK, Boesch C, Hohmann G, 2002. What females tell males about their reproductive status. Ethology 108:583-600.

Hohmann G, Fruth B. 2002. Dynamics in social organization of bonobos (Pan paniscus). In Boesch C, Hohmann G, Marchant L (eds), Behavioural Diversity in Chimpanzees and Bonobos, pp. 138-150, Cambridge University Press.

Fruth B, Hohmann G, 2002. How bonobos handle hunts and harvests: why share food ? In Boesch C, Hohmann G, Marchant L (eds), Behavioural Diversity in Chimpanzees and Bonobos, pp. 231-243, Cambridge University Press.

Boesch C, Hohmann G, Marchant L, 2002. Behavioural Diversity in Chimpanzees and Bonobos. Cambridge University Press.

Hohmann G, 2001. Association and social interactions between strangers and residents in bonobos (Pan paniscus). Primates 42: 91-99.

Hohmann G, Fruth B, 2000. Use and function of genital contacts among female bonobos. Animal Behav 60:107-120.

Hohmann G, Gerloff U, Tautz D, Fruth B, 1999. Social bonds and genetic ties: kinship, association and affiliation in a community of bonobos (Pan paniscus). Behaviour 136, 1219-1235.

Gerloff U, Hartung B, Fruth B, Hohmann G, Tautz D, 1999. Intracommunity relationships, dispersal pattern and control of paternity in a wild living community of bonobos (Pan paniscus) determined from DNA analyses of fecal samples, Proc Royal Soc B, 266:1189-1195.

Gagneux P, Wills C, Gerloff U, Tautz D, Morin P, Boesch C, Fruth B, Hohmann G, Ryder O, Woodruff D. 1999. Mitochondrial sequences show diverse evolutionary histories of African hominids. PNAS, 96:5077-5082.

Fruth B, Hohmann G, McGrew WC, 1998. The Pan species. In Dolhinow P, Fuentes A (eds), The Nonhuman Primates, pp 64-71, Mayfield Publ. Comp., Mountain View, London, Toronto.

Fruth B, Hohmann G, 1996. Nest building behavior in the great apes: the great leap forward ? In McGrew WC, Marchant LF, Nishida T (eds), Great Ape Societies, pp 225-240, Cambridge Univ. Press, Cambridge.

Hohmann G, Fruth B, 1996. Food sharing and status in unprovisioned bonobos. In Wiessner P, Schiefenhoevel W (eds), Food and the Status Quest, pp 47-67, Berghahn, Providence & Oxford.

Hohmann G, Fruth B, 1995. Loud calls in Great apes: sex differences and social correlates. In Zimmermann E, Newman JD, Jürgens U, Current Topics in Primate Vocal Communication, pp 161-184, Plenum Press, New York & London.

Gerloff U, Schlötterer C, Rassmann K, Rambold I, Hohmann G, Fruth B, Tautz D, 1995. Amplification of hypervariable simple sequence repeats (microsatelites) from excremental DNA of wild living bonobos (Pan paniscus). Molecular Ecol 4:515-518.

Fruth B, Hohmann G, 1994. Comparative analyses of nest-building behavior in bonobos and chimpanzees. In Wrangham RW, McGrew WC, de Waal FB, Heltne PG (eds) Chimpanzee Cultures, pp 109-128, Harvard Univ. Press Cambridge & London.

Hohmann G, Fruth B, 1994. Structure and use of distance calls in wild bonobos (Pan paniscus). Int J Primat 15:767-782.

Fruth B, Hohmann G, 1994. Nests: living artefacts of recent apes ? Current Anthropology 35:310-311.

Fruth B, Hohmann G, 1993. Ecological and behavioural aspects of nest building in wild bonobos (Pan paniscus). Ethology 94:113-126.

Hohmann G, Fruth B, 1993. Field observations on meat sharing among bonobos (Pan paniscus). Folia primatol 60:225-229.

Hohmann G, 1991. Comparative investigation of vocal communication in four Old World monkeys: analyses of age- and sex-specific patterns of vocal behaviour, Folia primatol 56:133-156.

Hohmann G, Vogl L, 1991. Loud calls of male Nilgiri langurs: age-, individual-, and population-specific differences. Int J Primat 12:503-524.

Hohmann G, 1990. Preliminary investigation of male loud calls of purple-faced leaf monkeys (Presbytis senex). Folia primatol 55:200-206.

Hohmann G, 1989. Vocal communication in wild bonnet macaques (Macaca radiata). Primates 30:325-345.

Hohmann G, 1989. Comparative study of vocal communication in two Asian leaf monkeys, Presbytis johnii and P. entellus. Folia primatol. 52:27-57.

Hohmann G, 1989. New evidence for hybridisation in Presbytis johnii and P. entellus. J Bomb Nat Hist Soc 117:33-37.

Hohmann G, 1989. Group fission in Nilgiri langurs (Presbytis johnii), Int J Primat 10:441-454.

Hohmann G, 1988. A simple case of tool use in wild lion-tailed macaques (Macaca silenus). Primates 29:565-567.

Hohmann G, 1988. Ananlyses of loud calls provide new evidence for hybridization between two Asian leaf monkeys (Presbytis johnii, P. entellus). Folia primatol 51:209-213.

Hohmann G, Herzog M, 1985. Vocal communication in lion-tailed macaques (Macaca silenus). Folia primatol 45:148-178.