18.10.2019 - 17:00
A  A
Contact

Department of Human Behavior, Ecology and Culture

Deutscher Platz 6
04103 Leipzig

phone: +49 (341) 3550 - 315
fax: +49 (341) 3550 - 333

e-mail: cissewski@eva.mpg.de


Publications

* joint first author
ǂ joint senior author

In press

Crockford, C. (in press). Why does the chimpanzee vocal repertoire remain poorly understood? - and what can be done about it. In C. Boesch, & R. M. Wittig (Eds.), The chimpanzees of the Taï forest: 40 years of research. Cambridge: Cambridge University Press.
Lemoine, S., Crockford, C., & Wittig, R. M. (in press). Spatial integration of unusually high numbers of immigrant females into the south group further support for the bisexually-bonded model in Tai chimpanzees. In C. Boesch, & R. M. Wittig (Eds.), The chimpanzees of the Taï forest: 40 years of research. Cambridge University Press.
Mielke, A., Crockford, C. *., & Wittig, R. M. (in press). Snake alarm calls as a public good in sooty mangabeys. Animal Behaviour.
Mielke, A., Crockford, C., & Wittig, R. M. (in press). Rank changes in female chimpanzees in Tai National Park. In C. Boesch, & R. M. Wittig (Eds.), The chimpanzees of the Taï forest: 40 years of research. Cambridge University Press.
Preis, A., Samuni, L., Deschner, T., Crockford, C., & Wittig, R. M. (in press). Group specific social dynamics affect urinary ocytocin levels in Tai male chimpanzees. In C. Boesch, & R. M. Wittig (Eds.), The chimpanzees of the Taï forest: 40 years of research. Cambridge: Cambridge University Press.
Samuni, L., Mielke, A., Preis, A., Crockford, C. ǂ., & Wittig, R. M. (in press). Between group competition enhances chimpanzee in-group cohesion. International Journal of Primatology.
Samuni, L., Wittig, R. M., & Crockford, C. (in press). Adoption in the Tai chimpanzees costs, benefits, and strong social relationships. In C. Boesch, & R. M. Wittig (Eds.), The chimpanzees of the Taï forest: 40 years of research. Cambridge: Cambridge University Press.

2019

Fedurek, P., Tkaczynski, P., Asiimwe, C., Hobaiter, C., Samuni, L., Lowe, A. E., Dijrian, A. G., Zuberbühler, K., Wittig, R. M., & Crockford, C. (2019). Maternal cannibalism in two populations of wild chimpanzees (advance online). Primates.
DOI    BibTeX   Endnote   

Downloads

Dezecache, G., Crockford, C., & Zuberbühler, K. (2019). The development of communication in alarm contexts in wild chimpanzees. Behavioral Ecology and Sociobiology,73(8).
Open Access    DOI    BibTeX   Endnote   

Downloads

Samuni, L., Preis, A., Deschner, T., Wittig, R. M., & Crockford, C. (2019). Cortisol and oxytocin show independent activity during chimpanzee intergroup conflict. Psychoneuroendocrinology,104, 165-173.
DOI    BibTeX   Endnote   
Behringer, V., Stevens, J. M. G., Wittig, R. M., Crockford, C., Zuberbühler, K., Leendertz, F. H., & Deschner, T. (2019). Elevated neopterin levels in wild, healthy chimpanzees indicate constant investment in unspecific immune system. BMC Zoology,4(2).
Open Access    DOI    BibTeX   Endnote   

Downloads

Surbeck, M., Boesch, C., Crockford, C., Thompson, M. E., Furuichi, T., Fruth, B., Hohmann, G., Ishizuka, S., Machanda, Z., Muller, M. N., Pusey, A., Sakamaki, T., Tokuyama, N., Walker, K., Wrangham, R., Wroblewski, E., Zuberbühler, K., Vigilant, L., & Langergraber, K. (2019). Males with a mother living in their group have higher paternity success in bonobos but not chimpanzees. Current Biology,29(10), R354-R355.
DOI    BibTeX   Endnote   
Preis, A., Samuni, L., Deschner, T., Crockford, C. ǂ., & Wittig, R. M. (2019). Urinary cortisol, aggression, dominance and competition in wild, West African male chimpanzees. Frontiers im Ecology and Evolution,7: 107.
Open Access    DOI    BibTeX   Endnote   

Downloads

Grawunder, S., Crockford, C., Kalan, A. K., Clay, Z., Stoessel, A., & Hohmann, G. (2019). Response to Garcia and Dunn: No evidence that maximum fundamental frequency reflects selection for signal diminution in bonobos. Current Biology,29(15), R734-R735.
DOI    BibTeX   Endnote   

2018

Schamberg, I., Wittig, R. M., & Crockford, C. (2018). Call type signals caller goal: A new take on ultimate and proximate influences in vocal production. Biological Reviews,93(4), 2071-2082.
DOI    BibTeX   Endnote   

Downloads

Grawunder, S., Crockford, C., Clay, Z., Kalan, A. K., Stevens, J. M., Stoessel, A., & Hohmann, G. (2018). Higher fundamental frequency in bonobos is explained by larynx morphology. Current Biology,28(20), R1188-R1189.
DOI    BibTeX   Endnote   
Samuni, L., Preis, A., Mielke, A., Deschner, T., Wittig, R. M., & Crockford, C. (2018). Social bonds facilitate cooperative resource sharing in wild chimpanzees. Proceedings of the Royal Society London B,285(1888): 20181643.
DOI    BibTeX   Endnote   
Samuni, L., Preis, A., Deschner, T., Crockford, C. ǂ., & Wittig, R. (2018). Reward of labor coordination and hunting success in wild chimpanzees. Communications Biology,1: 138.
Open Access    DOI    BibTeX   Endnote   

Downloads

Preis, A., Samuni, L., Mielke, A., Deschner, T., Crockford, C. ǂ., & Wittig, R. M. (2018). Urinary oxytocin levels in relation to post-conflict affiliations in wild male chimpanzees (Pan troglodytes verus). Hormones and Behavior,105, 28-40.
DOI    BibTeX   Endnote   
Mielke, A., Preis, A., Samuni, L., Gogarten, J. F., Wittig, R. M., & Crockford, C. (2018). Flexible decision-making in grooming partner choice in sooty mangabeys and chimpanzees. Royal Society Open Science,5(7): 172143.
Open Access    DOI    BibTeX   Endnote   

Downloads

Sonnweber, R., Araya-Ajoy, Y. G., Behringer, V., Deschner, T., Tkaczynski, P. J., Fedurek, P., Preis, A., Samuni, L., Zommers, Z., Gomes, C., Zuberbühler, K., Wittig, R. M., & Crockford, C. (2018). Circadian rhythms of urinary cortisol levels vary between individuals in wild male chimpanzees: A reaction norm approach. Frontiers in Ecology and Evolution,6: 85.
Open Access    DOI    BibTeX   Endnote   

Downloads

Crockford, C., Gruber, T., & Zuberbühler, K. (2018). Chimpanzee quiet hoo variants differ according to context. Royal Society Open Science,5(5): 172066.
Open Access    DOI    BibTeX   Endnote   

Downloads

Lemoine, S., Boesch, C., Crockford, C., & Wittig, R. M. (2018). Effects of between-group competition on fitness in wild chimpanzees. In GFP 2019 Programme (pp. 28).
BibTeX   Endnote   
Lemoine, S., Boesch, C., Crockford, C., & Wittig, R. M. (2018). Selective potential of between-group competition in wild chimpanzees. In N.N.
BibTeX   Endnote   
Wittig, R. M., & Crockford, C. (2018). Chimpanzees: Investigating cognition in the wild. In Field and laboratory methods in animal cognition (pp. 115-145). Cambridge: Cambridge University Press.
DOI    BibTeX   Endnote   

2017

Crockford, C., Wittig, R. M., & Zuberbühler, K. (2017). Vocalizing in chimpanzees is influenced by social-cognitive processes. Science Advances,3(11): e1701742.
Open Access    DOI    BibTeX   Endnote   

Downloads

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.
Open Access    DOI    BibTeX   Endnote   

Downloads

Crockford, C., Deschner, T., & Wittig, R. M. (2017). The role of oxytocin in social buffering: What do primate studies add? In R. Hurlemann, & V. Grinevich (Eds.), Current Topics in Behavioral Neurosciences (pp. 155-173). Berlin: Springer.
DOI    BibTeX   Endnote   
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.
DOI    BibTeX   Endnote   
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.
DOI    BibTeX   Endnote   
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.
DOI    BibTeX   Endnote   
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.
DOI    BibTeX   Endnote   
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.
Open Access    DOI    BibTeX   Endnote   

Downloads

Ziegler, T., & Crockford, C. (2017). Neuroendocrine control in social relationships in non-human primates: Field based evidence. Hormones and Behavior,91, 107-121.
DOI    BibTeX   Endnote   
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.
DOI    BibTeX   Endnote   
Grawunder, S., Uomini, N., & Crockford, C. (2017). Phonetische und korpus-linguistische Methoden bei der Analyse vokaler Kommunikation von freilebenden Schimpansen im Tai National Forest. In J. Trouvain (Ed.), Elektronische Sprachsignalverarbeitung 2017: Tagungsband der 28. Konferenz Saarbrücken (pp. 33-40). Dresden: TUD Press.
BibTeX   Endnote   

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.
Open Access    DOI    BibTeX   Endnote   

Downloads

Crockford, C. (2016). Aging: Lessons for elderly people from monkeys. Current Biology,26(13), R532-R534.
DOI    BibTeX   Endnote   

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.
DOI    BibTeX   Endnote   
Crockford, C., Wittig, R. M., & Zuberbühler, K. (2015). How intentional are chimpanzee vocalizations? Folia primatologica,86(4), 264-265.
DOI    BibTeX   Endnote   
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.
DOI    BibTeX   Endnote   
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.
Open Access    DOI    BibTeX   Endnote   

Downloads

Crockford, C. (2015). "Nonhuman primate communication, pragmatics, and the origins of language": Comment. Current Anthropology,56(1), 67-67.
DOI    BibTeX   Endnote   
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.
DOI    BibTeX   Endnote   

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.
DOI    BibTeX   Endnote   
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.
DOI    BibTeX   Endnote   
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.
Open Access    DOI    BibTeX   Endnote   

Downloads

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.
DOI    BibTeX   Endnote   
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.
DOI    BibTeX   Endnote   

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.
DOI    BibTeX   Endnote   
Crockford, C., Wittig, R., & Zuberbühler, K. (2013). Chimpanzees distinguish acoustically similar alert hoos from resting hoos. Folia primatologica,84(3-5), 291-292.
DOI    BibTeX   Endnote   

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.
DOI    BibTeX   Endnote   
Crockford, C., Wittig, R. M., Mundry, R., & Zuberbühler, K. (2012). Wild chimpanzees inform ignorant group members of danger. Current Biology,22(2), 142-146.
DOI    BibTeX   Endnote   

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.
Open Access    DOI    BibTeX   Endnote   

Downloads

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.
DOI    BibTeX   Endnote   
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.
DOI    BibTeX   Endnote   

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.
DOI    BibTeX   Endnote   
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.
BibTeX   Endnote   

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.
DOI    BibTeX   Endnote   
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.
DOI    BibTeX   Endnote   
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.
DOI    BibTeX   Endnote   

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.
DOI    BibTeX   Endnote   
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.
DOI    BibTeX   Endnote   
Crockford, C., Wittig, R. M., Seyfarth, R. M., & Cheney, D. L. (2007). Baboons eavesdrop to deduce mating opportunities. Animal Behaviour,73, 885-890.
DOI    BibTeX   Endnote   

2005

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

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.
DOI    BibTeX   Endnote   
Crockford, C. (2004). Vocal communication in West African wild chimpanzees (Pan troglodytes verus): Similarities and differences with humans. PhD Thesis, Univ., Leipzig.
BibTeX   Endnote   

2003

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

2000

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

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.
DOI    BibTeX   Endnote   

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.