Publications

Kolff, K., Acosta Flórez, D., Mascaro, A., & Pika, S. (2025). Insect applications to open wounds by chimpanzees in the wild: first insights from East African chimpanzees. Scientific Reports, 15(1), 31242.

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Kolff, K., & Pika, S. (2025). Turn-taking in grooming interactions of chimpanzees (Pan troglodytes schweinfurthii) in the wild: the role of demographic and social factors. Animal Cognition, 28(1), 26.

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Kolff, K., & Pika, S. (2022). The evolutionary roots of human communicative repair: the case of chimpanzee grooming. In The Evolution of Language: Proceedings of the Joint Conference on Language Evolution (JCoLE), Japan, eds A. Ravignani, R. Asano, D. Valente, F. Ferretti, S. Hartmann, M. Hayashi, et al.(Kanazawa).

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Webb, C. E., Kolff, K., Du. X., & de Waal, F B. (2020). Jealous Behavior in Chimpanzees Elicited by Social Intruders. Affective Science.  https://doi.org/10.1007/s42761-020-00019-5

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Goldsborough, Z., van Leeuwen, E J. C., Kolff, K. W. T., de Waal, F B. M., & Webb, C. E. (2019). Do chimpanzees (Pan troglodytes) console a bereaved mother? Springer. https://link.springer.com/article/10.1007/s10329-019-00752-x