EHM Sterck, Animal Ecology, Utrecht University 15 April 2014 List of publications International refereed journals 1. Sterck, E.H.M. (1997) Determinants of female transfer in Thomas langurs (Presbytis thomasi). American Journal of Primatology 42: 179-198. 2. Sterck, E.H.M. & Steenbeek, R. (1997) Female dominance relationships and food competition in the sympatric Thomas langur and long-tailed macaque. Behaviour 134: 749-774. 3. Sterck, E.H.M., Watts, D.P. & van Schaik, C.P. (1997) The evolution of female social relationships in nonhuman primates. Behavioral Ecology and Sociobiology 41: 291-309. 4. Utami, S.S., Wich, S.A., Sterck, E.H.M. and van Hooff J.A.R.A.M. (1997) Food competition between wild orangutans in large fig trees. International Journal of Primatology 18: 909-927. 5. Sterck, E.H.M. (1998) Female dispersal, social organization and infanticide in langurs. Are they linked to human disturbance? American Journal of Primatology 44: 235-254. 6. Wich, S.A., Sterck, E.H.M. & Utami, S.S. (1999) Are orangutan females as solitary as chimpanzee females? Folia primatologica 70: 23-28. 7. Sterck, E.H.M. (1999) Variation in langur social organization in relation to the socioecological model, human habitat alteration and phylogenetic constraints. Primates 40: 199-213. 8. Wich, S. A., Steenbeek, R., Sterck, E. H. M., Palombit, R. A. and Usman, S. (1999) Tree mortality and recruitment in an Indonesian rainforest. Tropical Biodiversity 6: 189-195. 9. Wich, S. A., Fredriksson, G., Sterck, E. H. M. (2002) Measuring fruit patch size for three sympatric Indonesian primate species. Primates 43: 19-28. 10. Buij, R.; Wich, S. A.; Lubis, A. H.; Sterck, E. H. M. (2002) Seasonal movements in the Sumatran orangutan. Biological Conservation 107: 83-87. 11. Wich, S. A. , Assink, P. R. , Becher, F. and Sterck, E. H. M. (2002) Playbacks of loud calls to wild Thomas langurs (Primates; Presbytis thomasi): the effect of location. Behaviour 139: 65-78. 12. Wich, S. A. , Assink, P. R. , Becher, F. and Sterck, E. H. M. (2002) Playbacks of loud calls to wild Thomas langurs (Primates; Presbytis thomasi): the effect of familiarity. Behaviour 139: 79-87. 13. Korstjens, A. H., Sterck, E. H.M. and Noë, R. (2002) How adaptive or phylogenetically inert is primate social behaviour? A test with two sympatric colobines. Behaviour 139: 203-225. 14. Wich, S.A. & Sterck, E. H. M. (2003) A possible audience effect in Thomas langurs (Primates; Presbytis thomasi): An experimental study on male loud calls in response to a tiger model. American Journal of Primatology 60: 155159 15. Wich, S. A., Post, D. J. van der, Heistermann, M., Möhle, U., Hooff, J. A. R. A. M. van & Sterck, E. H. M. (2003) Life-phase related changes in male loud call characteristics and testosterone levels in wild Thomas langurs. International Journal of Primatology 24: 1251-1265. 16. Wich, S. A. , Assink and Sterck, E. H. M. (2004) Thomans langurs (Presbytis thomasi) discriminate between calls of young solitary versus older groupliving males: a factor in avoiding infanticide? Behaviour141(1): 41-51. 17. Nikitopoulos, E., Arnhem, E. , van Hooff, J.A.R.A.M. & Sterck E.H.M. (2004) The influence of female copulation calls on male sexual behavior in captive Macaca fascicularis. Internation Journal of Primatology 25: 659-677. 18. Nikitopoulos, E., Heistermann, M., de Vries, H., van Hooff, J.A.R.A.M. & Sterck E.H.M. (2005) A pair choice test to identify mating pattern in relation to ovulation in long-tailed macaques (Macaca fascicularis). Animal Behaviour 70: 1283-1296 19. Sterck, E.H.M., Willems, E.P., van Hooff, J.A.R.A.M and Wich, S.A. (2005) Female dispersal, inbreeding avoidance and mate choice in Thomas Langurs (Presbytis thomasi). Behaviour 142: 845-868 20. Toxopeus, I.B., Sterck, E.H.M., Willems, E.P., van Hooff, J.A.R.A.M, Spruijt, B.M., Heeren, T.J. (2005) Effects of trait anxiety on performance of socially housed monkeys in a learning test. Behaviour 142: 1269-1287 21. Adrichem, G. G.J. van , Utami, S. S., Wich, S. A., Hooff, J. A.R.A.M. van and Sterck, E. H.M. (2006) The development of wild immature Sumatran orangutans (Pongo abelii) at Ketambe. Primates 47: 300-309. 22. Dufour V., Pelé M., Sterck E.H.M. & Thierry B. (2007) Chimpanzee anticipation of food return: Coping with waiting time in an exchange task. Journal of Comparative Psychoplogy 121(2): 145-155. 23. Koops, K., Humle T., Sterck E.H.M., Matsuzawa T. (2007) Ground nesting by the chimpanzees of the Nimba Mountains, Guinea: environmentally or socially determined?. American Journal of Primatology 69: 407-419. 24. Koski, SE & Sterck, EHM (2007) Triadic post-conflict affiliation in captive chimpanzees; does consolation console? Animal Behaviour 73: 133-142. 25. Koski, S.E., Koops, K. and Sterck E.H.M. (2007) Reconciliation, relationship quality and post-conflict anxiety: Testing the Integrated Hypothesis in captive chimpanzees. American Journal of Primatology 69: 158-172. 26. Koski, S. E., Vries, H. de, Tweel, S. W. van den & Sterck, E.H.M. (2007) What to do after a fight? The determinants and inter-dependency of postconflict interactions in chimpanzees. Behaviour 144: 529-555. 27. Wich, S.A., Steenbeek, R., Sterck, E.H.M., Korstjens, A.H. Willems, E.P. and Schaik, C. P. van (2007) Demography and life history of Thomas langurs (Presbytis thomasi). American Journal of Primatology 69: 641-651. 28. Wich, S. A.. & Sterck E.H.M. (2007) Familiarity and threat of opponents determine variation in Thomas langur (Presbytis thomasi) male behaviour during between-group encounters. Behaviour 144: 1583-1598. 29. Sterck E.H.M. & Dufour V. (2007) First test,then judge future-oriented behaviour in animals. Behavioral and Brain Sciences 30: 333-334. 30. Kempes, M.M., Gulickx, M.M.C., van Daalen, H.J.C., Louwerse, A.L., Sterck, E.H.M. (2008) Social competence is reduced in socially deprived rhesus monkeys. Journal of Comparative Psychoplogy 122(1): 62-67. 31. Goossens, B.M.A., Dekleva, M., Reader, S.M., Sterck, E.H.M. & Bolhuis, J.J. (2008) Gaze following in monkeys is modulated by observed facial expressions. Animal Behaviour 75: 1673-1681 32. Dufour V. & Sterck E.H.M. (2008) Chimpanzees fail to plan in an exchange task but succeed in a tool-using procedure. Behavioural Processes 79(1): 1927. 33. van Hoogdalem, A.-G., Singer, E., Bekkema, N. & Sterck, E.H.M. (2008) Young children who intervene in peer conflicts in multicultural child care centers. Behaviour 145(11): 1653-1670. 34. Kempes, M.M., Orobio de Castro, B. & Sterck, E.H.M (2008) Conflict management in 6-8 year old aggressive Dutch boys: do they reconcile? Behaviour 145(11): 1701-1722. 35. Sterck E.H.M. & Goossens, B.M.A. (2008) The meaning of ‘macaque’ facial expressions. Proceedings of the National Academy of Sciences of the United States of America 105(43): E71. 36. Koski, S. E. & Sterck, E. H. M. (2009) Post-conflict third-party affiliation in chimpanzees: What’s in it for the third party? American Journal of Primatology 71(5): 409-418. 37. Kempes, M.M., den Heijer, E., Korteweg, L., Louwerse, A.L., Sterck, E.H.M (2009) Socially deprived rhesus monkeys fail to reconcile: do they not attempt or not accept reconciliation? Animal Behaviour 78(2): 271-277. 38. Koski, S. E. & Sterck, E. H. M. (2010) Empathic chimpanzees: A proposal of the levels of emotional and cognitive processing in chimpanzee empathy. European Journal of Developmental Psychology. 7(1): 38-66. DOI: DOI: 10.1080/17405620902986991 39. Sterck, E. H. M. & Begeer, S. (2010) Theory of Mind: Specialized capacity or emergent property? European Journal of Developmental Psychology 7(1): 116. 40. Massen, J.J.M., van den Berg, L.M., Spruijt, B.M. & Sterck, E.H.M. (2010) Generous leaders and selfish underdogs: Pro-sociality in despotic macaques. PLoS ONE 5(3): e9734. doi:10.1371/journal.pone.0009734 41. Massen, J.J.M., Sterck, E.H.M. & de Vos, H. (2010) Close social associations in animals and humans: functions and mechanisms of friendship. Behaviour 147: 1379-1412. DOI: 10.1163/000579510X528224 42. Dekleva, M., Dufour, V., de Vries , H., Spruijt, B.M. & Sterck, E.H.M. (2011) Chimpanzees (Pan troglodytes) fail a What-Where-When task but find rewards by means of a location-based association strategy. PlosOne 6(2): e16593 DOI: 10.1371/journal.pone.0016593 43. Massen J.J.M., Luyten, I.J.A.F., Spruijt, B.M. & Sterck, E.H.M. (2011) Benefiting friends or dominants: prosocial choices mainly depend on rank position in long-tailed macaques (Macaca fascicularis). Primates 52(3): 237247 DOI: 10.1007/s10329-011-0244-8 44. Evers, E., de Vries, H., Spruijt, B.M. & Sterck. E.H.M. (2011) Better safe than sorry - Avoidance and social attention regulate group structure in an agentbased model. PlosOne 6(11): e26189; DOI: 10.1371/journal.pone.0026189 45. Overduin-de Vries,, A.M., Massen, J.J.M., Spruijt, B.M. & Sterck, E.H.M. (2012) Sneaky monkeys: an audience effect of male rhesus macaques (Macaca mulatta) on sexual behavior. American Journal of Primatology 74: 217-228. DOI: 10.1002/ajp.21988 46. Massen, J.J.M., van den Berg, L.M., Spruijt, B.M. & Sterck, E.H.M. (2012) Inequity aversion in relation to effort and relationship quality in long-tailed macaques (Macaca fascicularis). American Journal of Primatology 74(2): 145-156. DOI: 10.1002/ajp.21014 47. Massen, J.J.M., Overduin – de Vries, A.M., de Vos – Rouweler, A.J.M., Spruijt, B.M., Doxiadis, G.G.M. & Sterck, E.H.M. (2012). Male mating tactics in captive rhesus macaques, Macaca mulatta: the influence of dominance, markets and relationship quality. International Journal of Primatology 33: 7392. DOI: 10.1007/s10764-011-9552-5 48. Evers, E., de Vries, H., Spruijt, B.M. & Sterck. E.H.M. (2012) Look before you leap - Individual variation in social vigilance shapes socio-spatial group properties in an agent-based model. Behavioral Ecology and Sociobiology 66(6): 931-945 DOI: 10.1007/s00265-012-1342-3 49. Massen, J.J.M., Vermunt, D.A. & Sterck, E.H.M. (2012) Male yawning is more contagious than female yawning among chimpanzees (Pan troglodytes). PlosOne 7(7) Article Number: e40697 DOI: 10.1371/journal.pone.0040697 50. Dekleva, M. van den Berg, L.M., Spruijt, B.M. & Sterck, E.H.M. (2012) Take it or leave it: Transport of tools for future use by long-tailed macaques (Macaca fascicularis). Behavioural Processes 90(3): 392-401, DOI: 10.1016/j.beproc.2012.04.003 51. Koski, S.E., de Vries, J., Van de Kraats A. & Sterck, E.H.M. (2012) Stability and change of social relationship quality components in captive chimpanzees. International Journal of Primatology 33(4): 905-921. (DOI) 10.1007/s10764012-9623-2 52. Gogarten, JF, Brown, LM, Chapman,CA, Cords, M, Doran-Sheehy, D, Fedigan, LM, Grine, FE, Perry, S, Pusey, AE, Sterck, EHM, Wich, SA, and Wright, PC (2012) Seasonal mortality patterns in non-human primates: implications for variation in selection pressures across environments. Evolution 66(10): 3252-3266. DOI: 10.1111/j.1558-5646.2012.01668.x 53. Goossens, B.M.A., van den Berg, L. M., Reader, S.M. & Sterck E.H.M. (2012) An analysis of gaze following to a hidden location in long-tailed macaques (Macaca fascicularis). Behaviour 149: 1319-1337. 54. Overduin-de Vries,, A.M., Olesen, C.U., de Vries, H., Spruijt, B.M. & Sterck, E.H.M. (2013) Sneak copulations in long-tailed macaques (Macaca fascicularis): no evidence for tactical deception. Behavioural Ecology and Sociobiology 67: 101-111. DOI 10.1007/s00265-012-1430-40 55. Lameira, A. R., de Vries, H., Hardus, M. E.,Hall, C. P.A., Mitra-Setia, T., Spruijt, B. M., Kershenbaum, A., Sterck, E. H.M., Noordwijk, M. A. van, Schaik, C. P. van & Wich, S. A. (2013) Predator guild does not influence orangutan alarm call rates and combinations. Behavioral Ecology and Sociobiology 67(3): 519-528 DOI: 10.1007/s00265-012-1471-8 56. de Boer, R.A., Overduin-de Vries, A.M., Louwerse, A.L. & Sterck, E.H.M. (2013) The behavioral context of visual displays in common marmosets (Callithrix jacchus). American Journal of Primatology 75(11): 1084-1095 DOI: 10.1002/ajp.22167 57. Massen, J.J.M. & Sterck, E.H.M. (2013) Stability and durability of intra- and intersex social bonds of captive rhesus macaques (Macaca mulatta). International Journal of Primatology 34: 770-791 DOI 10.1007/s10764-0139695-7 58. Lameira, A.R., Hardus, M. E., Nouwen, K. J. J. M., Topelberg, E., Delgado, R. A., Spruijt, B. M., Sterck, E. H. M., Knott, C. D., Wich, S. A. (2013) Populationspecific use of the same tool-assisted alarm call between two wild oangutan populations (Pongo pygmaeus wurmbii) indicates functional arbitrariness. PlosOne 8(7):e69749 DOI: 10.1371/journal.pone.0069749 59. Overduin-de Vries,, Spruijt, B.M. & Sterck, E.H.M. (2013) Long-tailed macaques (Macaca fascicularis) understand what conspecifics can see in a competitive situation. Animal Cognition 17(1): 77-84. 60. Lameira, A. R., Hardus, M. E., Kowalsky, B., de Vries, H., Spruijt, B. M., Sterck, E. H.M., Shumaker, R. & Wich, S. A. (2013) Orangutan (Pongo spp.) whistling and implications for the emergence of an open-ended call repertoire: A replication and extension. Journal of the Acoustical Society of America. 134(3): 2326-2335. 61. Evers E, de Vries H, Spruijt BM, Sterck EHM (2014) The EMO-Model: An Agent-Based Model of Primate Social Behavior Regulated by Two Emotional Dimensions, Anxiety-FEAR and Satisfaction-LIKE. PLoS ONE 9(2): e87955. doi:10.1371/journal.pone.0087955Netherlands, Ethology Research, Biomedical Primate Research Center, Rijswijk, the National refereed journals 1. Sterck, L., Majdandzic, M. & Louwerse, A. (1997) Man doodt kind: infanticide bij apen. Biotechniek 36: 110-113. 2. Sterck, L. (1998) Ouderliefde en kindermoord: het gezin vanuit een gedragsbiologisch perspectief. In: Omdat wij van ons zelf geen huis zijn. Over gezin en wederkerigheid. P. J. M. van Tongeren (ed.) Annalen van het Thijmgenootschap 86-1: p. 42-75. 3. Sterck, E.H.M. (2001) Sex en macht bij apen. In: Macht. G. F. Koerselman & W. van Tilburg (eds.) Stichting Psychoanalyse en Psychiatrie, pp. 21-26. 4. Sterck, E.H.M. & Louwerse, A.L. (2011) De getemde aap: mogelijkheden en beperkingen voor natuurlijk houden van java-apen en resusapen. Biotechniek 50(5): 213-219. Edited volume Sterck, E. H. M., Begeer, S., Cuperus, J.M. & Wezel, R.J.A. van (2010) Theory of Mind: Specialized capacity or emergent property? Special issue of European Journal of Developmental Psychology 7(1) Contributions to edited and refereed books 1. Noordwijk, M.A. van, C.K. Hemelrijk, L.A.M. Herremans & E.H.M. Sterck. (1993) The socioecology of juvenile long-tailed macaques, Macaca fascicularis. In: Juvenile primates: life history, development, and behavior. M.E. Pereira and L.A. Fairbanks (eds.) Oxford University Press, New York. 2. Sterck, E.H.M. (1995) Females, foods and fights. A socio-ecological comparison of the sympatric Thomas langur and long-tailed macaque. PhD thesis, Utrecht University, Utrecht. 3. Sterck, E.H.M. (1996) The langurs of the Gunung Leuser National Park. In: Leuser. A Sumatran sanctuary. C.P. van Schaik and J. Supriatna (eds.), Yayasan Bina Sains Hayati Indonesia, Jakarta. pp. 281-294. 4. Sterck, E.H.M. & van Hooff, J.A.R.A.M. (2000) The number of males in langur groups: monopolizability of females or demographic processes? In: Primate males. P. M. Kappeler (Ed.) Cambridge, Cambridge University Press. p. 120129. 5. Steenbeek, R., Sterck, E.H.M., de Vries, H. & van Hooff, J.A.R.A.M. (2000) Costs and benefits of the one-male, age-graded and all-male phase in wild Thomas's langur groups. In: Primate males. P. M. Kappeler (Ed.) Cambridge, Cambridge Univerisity Press. p. 130-145. 6. Sterck, E.H.M. & Korstjens, A.H. (2000) Female dispersal and infanticide avoidance in primates. In: Infanticide by males and its implications. C. P. van Schaik & C. H.Janson (eds.) Cambridge University Press, Cambridge, pp. 293 - 321. 7. Sterck, E.H.M. (2002) Predation-sensitive foraging in Thomas langurs. In: L. Miller (ed.) Eat or be eaten: Predation-sensitive foraging in primates. Cambridge, Cambridge University Press, pp. 74-91. 8. Wich, S.A. & Sterck, E.H.M. (2010) Thomas langurs: ecology and sexual conflict between males and females. In: Indonesian Primates. S. GurskyDoyen, J. Supriatna (Eds.) Springer Science+Business Media, New York, pp. 285-308. 9. Sterck, E.H.M. (2012) The behavioral ecology of colobine monkeys. In: The Evolution of Primate Societies. J.C. Mitani, J. Call, P.M. Kappeler, R.A. Palombit & J.B. Silk (Eds.) University Press. Pp. 65-90. 10. Kempes, M.M., Sterck, E.H.M & Orobio de Castro, B. (2013) Conflict Resolution in Non-Human Primates and Human Children. In: War, Peace, and Human Nature: The Convergence of Evolutionary and Cultural Views. D.P. Fry (Ed.) Oxford University Press, pp. 439-447. Other 1. Steenbeek R ; Sterck EHM ; van Schaik CP ; van Hooff JARAM (1991) Contexts of competition: A comparison between two sympatric Sumatran species (Macaca fascicularis and Presbytis thomasi). INTERNATIONAL JOURNAL OF ANTHROPOLOGY 6(4): 243 2. Sterck EHM (1992) Timing of female migrations in the Thomas langur (Presbytis thomasi). XIVTH CONGRESS OF THE INTERNATIONAL PRIMATOLOGICAL SOCIETY. Strasbourg: IPS. 1992: 269 3. Sterck EHM (1992) The consequences of female philopatry for social relationships in langurs. PRIMATE EYE 48: 10 4. Steenbeek R ; Sterck EHM ; van Schaik CP ; van Hooff JARAM (1992) Characteristics of competition: A comparison between two sympatric Sumatran species (Macaca fascicularis and Presbytis thomasi). XIVTH CONGRESS OF THE INTERNATIONAL PRIMATOLOGICAL SOCIETY. Strasbourg: IPS. 1992: 273-274 5. Sterck E H M (1996) The evolution of female social relationships in the sympatric Thomas langur and long-tailed macaque. IPS/ASP CONGRESS ABSTRACTS. 1996: 285 6. Sterck E H M (1996) Females, foods, and fights: Comparing the ecology and social behaviour of the sympatric long-tailed macaque and Thomas langur. PRIMATE REPORT 44: 46-47 7. Sterck EHM (1997) The effect of ecology and behaviour of females on male mating strategies: A comparison between Presbytis entellus and other langurs. PRIMATE REPORT Sp iss 48-2: 36-37 8. Nijssen EC ; Sterck EHM (2000) The effects of human disturbance on callitrichid social organisation. FOLIA PRIMATOLOGICA. 71(4): 235 9. Sterck EHM ; Korstjens AH (2000) Male infanticide and female dispersal in diurnal primates. FOLIA PRIMATOLOGICA 71(4): 213 10. Nikitopoulos E ; van Hooff JARAM ; Sterck EHM (2001) Do copulation calls by female long-tailed macaques (Macaca fascicularis) incite male-male competition? ADVANCES IN ETHOLOGY. 2001. (36): 229 11. Sterck EHM (2001) Sex differences in reproductive skew: An effect of differences in reproductive potential. PRIMATE REPORT. Sp iss 60-1: 42 12. Sterck EHM (2001) How to share the loot: Do primates conform to socioecological nepotism or reproductive skew models? ADVANCES IN ETHOLOGY 36: 269 13. Sterck EHM ; Poulus J ; de Vries H (2001) Competition, dispersal and variation in primate group. THE 18TH CONGRESS OF THE INTERNATIONAL PRIMATOLOGICAL SOCIETY. PRIMATES IN THE NEW MILLENNIUM. ABSTRACTS AND PROGRAMME. Adelaid: IPS. 2001: 459 14. Sterck, E.H.M. (2002) Review of: Natural Conflict Resolution. Edited by F. Aureli & F. M. B. deWaal. University of California Press (2000), Berkeley, U.S.A. Human Ethology Bulletin. 15. Lubis AH ; Wich SA ; Sterck EHM ; Buij R (2002) Population estimates and seasonal movement in the Sumatran orangutan (Pongo abelii). CARING FOR PRIMATES. ABSTRACTS OF THE XIXTH CONGRESS. THE INTERNATIONAL PRIMATOLOGICAL SOCIETY. Beijing: Mammalogical Society of China. 2002: 231-232 16. Sterck EHM (2003) Variation in primate behaviour and reproduction: Linking reproductive skew and socio-ecological models. FOLIA PRIMATOLOGICA. 74(4): 183 17. Koops K ; Humle T ; Matsuzawa T ; Sterck EHM (2004)Terrestrial nesting in the chimpanzees of Nimba Mountains, Guinea, West Africa: environmental or social? FOLIA PRIMATOLOGICA. 2004. 75(S1): 387 18. Nikitopoulos E ; Heistermann M ; de Vries H ; van Hooff JA ; Sterck EH (2004) Promiscuous or selective? A pair choice test in female long-tailed macaques (Macaca fascicularis). AMERICAN JOURNAL OF PRIMATOLOGY. 2004. 62(Suppl 1): 73-74 19. Toxopeus IB ; Sterck EHM ; Heeren TJ ; van Hooff JARAM ; Spruijt BM (2004) Influence of dominance rank, age and acute stress on cognitive performance in group-living long-tailed macaques. FOLIA PRIMATOLOGICA. 2004. 75(1): 57-58 20. Toxopeus IB ; Sterck EHM ; Heeren TJ ; van Hooff JARAM ; Spruijt BM (2004) Influence of dominance rank, age and acute stress on cognitive performance in group-living long-tailed macaques. PRIMATE EYE. 2003. (80): 23 21. Koops K ; Humle T ; Matsuzawa T ; Sterck EHM (2004) Ground nesting in the chimpanzees of the Nimba Mountains, Guinea, West Africa: environmental or social? [Abstract] THE 2ND INTERNATIONAL WORKSHOP FOR YOUNG PSYCHOLOGISTS ON EVOLUTION AND DEVELOPMENT OF COGNITION. PROGRAM AND ABSTRACTS. Kyoto: Kyoto University, pp. Abst #Oral-20 22. Sterck EHM ; Nikitopoulos E ; Heistermann M ; de Vries JH ; van Hooff JARAM (2005) Female choice in long-tailed macaques: an experimental study of mating preferences in relation to the female cycle. [Abstract] PRIMATE REPORT 72: 93 23. Koops K ; Humle T ; Matsuzawa T ; Sterck L (2005) Ground nesting in the chimpanzees of Nimba Mountains, Guinea, West Africa: environmental or social? [Abstract] PRIMATE REPORT 72. Pgs: 54-55 24. Koski SE ; Sterck L (2005) Is consolation consoling? Post-conflict third party affiliation in captive chimpanzees. [Abstract] PRIMATE REPORT 72. Pgs: 55 25. Sterck EHM ; Nikitopoulos E ; Heistermann M ; de Vries JH ; van Hooff JARAM (2005) Female choice in long-tailed macaques: an experimental study of mating preferences in relation to the female cycle. [Abstract] PRIMATE REPORT 72. Pgs: 93 26. Nikitopoulos E ; Engelhardt A ; Sterck EH ; Heistermann M ; Fischer J (2006) Signal content of female copulation calls in long-tailed macaques (Macaca fascicularis). [Abstract] INTERNATIONAL JOURNAL OF PRIMATOLOGY 27(Suppl 1). Pgs: Abst #535 27. Wich S ; Sterck E (2006) Between-group encounters in Thomas langurs. [Abstract] INTERNATIONAL JOURNAL OF PRIMATOLOGY. 2006. 27(Suppl 1). Pgs: Abst #187 28. Koops K ; Humle T ; Sterck EHM; Matsuzawa T (2008) Ground-nesting in the chimpanzees (Pan troglodytes verus) of the Nimba Mountains, Guinea, West Africa: New findings. FOLIA PRIMATOLOGICA 79(5): 346 29. Koski SE ; Sterck EHM (2008) Self-regarding consolers - Chimpanzee postconflict third-party-initiated affiliation benefits the affiliators. FOLIA PRIMATOLOGICA 79(5): 347 30. Van Dongen M ; Meuleman B ; Koski SE ; Pereboom Z ; Sterck EHM (2008) Bonobo (Pan paniscus) conflict management and reconciliation during potentially stressful situations. FOLIA PRIMATOLOGICA 79(5): 324 31. Koski SE ; Sterck EHM ; McGrew WC (2008) Chimpanzee personality studied with a behavioural approach. PRIMATE EYE. 2008. 96 (Sp CD-ROM iss IPS 2008). Pgs: Abst #123 32. Sterck EHM (2008) The Australopithecus - Homo transition: a general primate pattern or a special hominine feature. PRIMATE EYE. 2008. 96 (Sp CD-ROM iss - IPS 2008). Pgs: Abst #42 33. Sterck, EHM & Kempes, MM (2013) Inhibition and tolerance in rhesus macaque post-conflcit interactions. Folia Primatologica 84(3-5): 325-325.