11.12.2017 - 08:51
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Contact

Department of Primatology

Max Planck Institute for Evolutionary Anthropology
Deutscher Platz 6
04103 Leipzig

phone: +49 (341) 3550 - 200
fax: +49 (341) 3550 - 299

Publications

* joint first author
ǂ joint senior author

In press

Crockford, C., Deschner, T., & Wittig, R. M. (in press). What is the role of oxytocin in social buffering: Do primate studies change the picture? In R. Hurlemann, & V. Grinevich (Eds.), Topics for Behavioral Pharmacology of Neuropeptides: Oxytocin. Springer.

2017

Crockford, C., Wittig, R. M., & Zuberbühler, K. (2017). Vocalizing in chimpanzees is influenced by social cognitive processes. Science Advances, 3(11): e1701742.
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Mielke, A., Samuni, L., Preis, A., Gogarten, J. F., Crockford, C. ǂ., & Wittig, R. M. (2017). Bystanders intervene to impede grooming in Western chimpanzees and sooty mangabeys. Royal Society Open Science, 4: 171296.
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Ackermann, C. Y., Neumann, C., Crockford, C., Deschner, T., Wittig, R. M., & Zuberbuehler, K. (2017). Variation in strength of juvenile-mother bonds and oxytocin in wild juvenile chimpanzees. Folia primatologica, 88(2), 176.
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Mielke, A., Gogarten, J. F., Preis, A., Samuni, L., Wittig, R. M., & Crockford, C. ǂ. (2017). Bystander effects on grooming interactions in Western Chimpanzees and Sooty Mangabeys. Folia primatologica, 88(2), 104-104.
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Samuni, L., Preis, A., Deschner, T., Crockford, C. ǂ., & Wittig, R. M. (2017). Neuroendocrine mechanisms of hunting and food sharing in wild chimpanzees. Folia primatologica, 88(2), 103-104.
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Surbeck, M., Boesch, C., Girard-Buttoz, C., Crockford, C., Hohmann, G., & Wittig, R. M. (2017). Comparison of male conflict behavior in chimpanzees (Pan troglodytes) and bonobos (Pan paniscus), with specific regard to coalition and post-conflict behavior. American Journal of Primatology, 79(6): e22641.
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Surbeck, M., Girard-Buttoz, C., Boesch, C., Crockford, C., Fruth, B., Hohmann, G., Langergraber, K., Zuberbühler, K., Wittig, R. M., & Mundry, R. (2017). Sex-specific association patterns in bonobos and chimpanzees reflect species differences in cooperation. Royal Society Open Science, 4: 161081.
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Ziegler, T., & Crockford, C. (2017). Neuroendocrine control in social relationships in non-human primates: Field based evidence. Hormones and Behavior, 91, 107-121.
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Samuni, L., Preis, A., Mundry, R., Deschner, T., Crockford, C. ǂ., & Wittig, R. M. (2017). Oxytocin reactivity during intergroup conflict in wild chimpanzees. Proceedings of the National Academy of Sciences of the United States of America, 114(2), 268-273.
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2016

Wittig, R. M., Crockford, C. *., Weltring, A., Langergraber, K. E., Deschner, T., & Zuberbühler, K. (2016). Social support reduces stress hormone levels in wild chimpanzees across stressful events and everyday affiliations. Nature Communications, 7: 13361.
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Crockford, C. (2016). Aging: Lessons for elderly people from monkeys. Current Biology, 26(13), R532-R534.
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2015

Cronin, K. A., Pieper, B., van Leeuwen, E. J., Crockford, C. ǂ., & Haun, D. B. (2015). Cooperating to compete: Evaluating behavioral coordination in response to simulated territorial intrusion in chimpanzees (Pan Troglodytes). American Journal of Primatology, 77(S1), 64.
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Crockford, C., Wittig, R. M., & Zuberbühler, K. (2015). How intentional are chimpanzee vocalizations? Folia primatologica, 86(4), 264-265.
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Crockford, C., Wittig, R. M., & Zuberbühler, K. (2015). An intentional vocalization draws others’ attention: A playback experiment with wild chimpanzees. Animal Cognition, 18(3), 581-591.
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Wittig, R. M., Crockford, C. *., Weltring, A., Deschner, T., & Zuberbühler, K. (2015). Single aggressive interactions increase urinary glucocorticoid levels in wild male chimpanzees. PLoS One, 10(2): e0118695.
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Crockford, C. (2015). "Nonhuman primate communication, pragmatics, and the origins of language": Comment. Current Anthropology, 56(1), 67-67.
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Cheney, D. L., Crockford, C. *., Engh, A. L., Wittig, R. M., & Seyfarth, R. M. (2015). The costs of parental and mating effort for male baboons. Behavioral Ecology and Sociobiology, 69(2), 303-312.
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2014

Langergraber, K. E., Rowney, C., Schubert, G., Crockford, C., Hobaiter, C., Wittig, R. M., Wrangham, R. W., Zuberbühler, K., & Vigilant, L. (2014). How old are chimpanzee communities? Time to the most recent common ancestor of the Y-chromosome in highly patrilocal societies. Journal of Human Evolution, 69, 1-7.
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Wittig, R. M., Crockford, C. *., Langergraber, K. E., & Zuberbühler, K. (2014). Triadic social interactions operate across time: a field experiment with wild chimpanzees. Proceedings of the Royal Society of London. Series B: Biological Sciences (London), 281(1779): 20133155.
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Crockford, C., Deschner, T., Ziegler, T. E., & Wittig, R. M. (2014). Endogenous peripheral oxytocin measures can give insight into the dynamics of social relationships: A review. Frontiers in Behavioral Neuroscience, 8: 68.
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Langergraber, K. E., Rowney, C., Crockford, C., Wittig, R. M., Zuberbühler, K., & Vigilant, L. (2014). Genetic analyses suggest no immigration of adult females and their offspring into the Sonso community of chimpanzees in the Budongo Forest Reserve, Uganda. American Journal of Primatology, 640-648.
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Wittig, R. M., Crockford, C. *., Deschner, T., Langergraber, K. E., Ziegler, T. E., & Zuberbühler, K. (2014). Food sharing is linked to urinary oxytocin levels and bonding in related and unrelated wild chimpanzees. Proceedings of the Royal Society B: Biological Sciences, 281(1778): 20133096.
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2013

Crockford, C., Wittig, R. M., Langergraber, K., Ziegler, T. E., Zuberbühler, K., & Deschner, T. (2013). Urinary oxytocin and social bonding in related and unrelated wild chimpanzees. Proceedings of the Royal Society B: Biological Sciences, 280(1755): 20122765.
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Crockford, C., Wittig, R., & Zuberbühler, K. (2013). Chimpanzees distinguish acoustically similar alert hoos from resting hoos. Folia primatologica, 84(3-5), 291-292.
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2012

Langergraber, K., Pruefer, K., Rowney, C., Boesch, C., Crockford, C., Fawcett, K., Inoue, E., Inoue-Muruyama, M., Mitani, J. C., Muller, M. N., Robbins, M. M., Schubert, G., Stoinski, T. S., Viola, B., Watts, D., Wittig, R., Wrangham, R. W., Zuberbühler, K., Pääbo, S., & Vigilant, L. (2012). Generation times in wild chimpanzees and gorillas suggest earlier divergence times in great ape and human evolution. Proceedings of the National Academy of Sciences of the United States of America, 109(39), 15716-15721.
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Crockford, C., Wittig, R. M., Mundry, R., & Zuberbühler, K. (2012). Wild chimpanzees inform ignorant group members of danger. Current Biology, 22(2), 142-146.
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2010

Silk, J. B., Beehner, J. C., Bergman, T. J., Crockford, C., Engh, A. L., Moscovice, L. R., Wittig, R. M., Seyfarth, R. M., & Cheney, D. L. (2010). Female chacma baboons form strong, equitable, and enduring social bonds. Behavioral Ecology and Sociobiology, 54(11), 1733-1747.
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Silk, J. B., Beehner, J. C., Bergman, T. J., Crockford, C., Engh, A. L., Moscovice, L. R., Wittig, R. M., Seyfarth, R. M., & Cheney, D. L. (2010). Strong and consistent social bonds enhance the longevity of female baboons. Current Biology, 20(15), 1359-1361.
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Moscovice, L. R., Fiore, A. D., Crockford, C., Kitchen, D. M., Wittig, R. M., Seyfarth, R. M., & Cheney, D. L. (2010). Hedging their bets? Male and female chacma baboons form friendships based on likelihood of paternity. Animal Behaviour, 79(5), 1007-1015.
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2009

Silk, J. B., Beehner, J. C., Bergman, T. J., Crockford, C., Engh, A. L., Moscovice, L. R., Wittig, R. M., Seyfarth, R. M., & Cheney, D. L. (2009). The benefits of social capital: Close social bonds among female baboons enhance offspring survival. Proceedings of the Royal Society B: Biological Sciences, 276, 3099-3104.
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Kitchen, D., Cheney, D., Seyfarth, R., Beehner, J., Bergman, T., Crockford, C., Engh, A., Fischer, J., & Wittig, R. M. (2009). Costs and consequences of male aggression directed at female chacma baboons. In M. Muller, & R. Wrangham (Eds.), Sexual coercion in primates: An evolutionary perspective on male aggression against females (pp. 128-156). Cambridge, MA: Harvard Univ. Pr.
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2008

Wittig, R. M., Crockford, C. *., Lehmann, J., Whiten, P. L., Seyfarth, R. M., & Cheney, D. L. (2008). Focused grooming networks and stress alleviation in wild female baboons. Hormones and Behavior, 54(1), 170-177.
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Boesch, C., Crockford, C. *., Herbinger, I., Wittig, R. M., Möbius, Y., & Normand, E. (2008). Intergroup conflicts among chimpanzees in Taï National Park: Lethal violence and the female perspective. American Journal of Primatology, 70(6), 519-532.
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Crockford, C., Wittig, R. M., Whiten, P., Seyfarth, R. M., & Cheney, D. L. (2008). Social stressors and coping mechanisms in wild female baboons (Papio hamadryas ursinus). Hormones and Behavior, 53(1), 254-265.
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2007

Wittig, R. M., Crockford, C. *., Wikberg, E., Seyfarth, R. M., & Cheney, D. L. (2007). Kin-mediated reconciliation substitutes for direct reconciliation in female baboons. Proceedings of the Royal Society B: Biological Sciences, 274, 1109-1115.
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Wittig, R. M., Crockford, C. *., Seyfarth, R. M., & Cheney, D. L. (2007). Vocal alliances in Chacma baboons (Papio hamadryas ursinus ). Behavioral Ecology and Sociobiology, 61(6), 899-909.
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Crockford, C., Wittig, R. M., Seyfarth, R. M., & Cheney, D. L. (2007). Baboons eavesdrop to deduce mating opportunities. Animal Behaviour, 73, 885-890.
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2005

Crockford, C., & Boesch, C. (2005). Call combinations in wild chimpanzees. Behaviour, 142(4), 397-421.
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2004

Crockford, C., Herbinger, I., Vigilant, L., & Boesch, C. (2004). Wild chimpanzees produce group-specific calls: A case for vocal learning? Ethology, 110(3), 221-243.
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Crockford, C. (2004). Vocal communication in West African wild chimpanzees (Pan troglodytes verus): Similarities and differences with humans. PhD Thesis, Univ., Leipzig.
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2003

Crockford, C., & Boesch, C. (2003). Context-specific calls in wild chimpanzees, Pan troglodytes verus: Analysis of barks. Animal Behaviour, 66(1), 115-125.
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2000

Crockford, C. (2000). Les chimpanzés du Parc National de Taï utilisent-ils des signaux référentiels ou symboliques? Sempérvira, 9, 41-44.
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1994

Crockford, C., & Lesser, R. (1994). Assessing functional communication in aphasia: Clinical utility and time demands of three methods. International Journal of Language & Communication Disorders, 29(2), 165-182.
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1992

Crockford C. & Lesser, R. (1992). Assessing functional communication in aphasia: clinical utility and time demands of three methods. European Journal of Communication Disorders. 29:165-182.