Université de Neuchâtel

Social games between bonobos and humans: evidence for shared intentionality?

Pika, Simone ; Zuberbühler, Klaus

In: American Journal of Primatology, 2008, vol. 70, no. 3, p. 207-210

"Triadic social games are interesting from a cognitive perspective because they require a high degree of mutual social awareness. They consist of two agents incorporating an object in turn-taking sequences and require individuals to coordinate their attention to the task, the object, and to one another. Social games are observed commonly in domesticated dogs interacting with humans, but they have...

Université de Neuchâtel

Vocal, gestural and locomotor responses of wild chimpanzees to familiar and unfamiliar intruders : a playback study

Herbinger, Ilka ; Papworth, Sarah ; Boesch, Christophe ; Zuberbühler, Klaus

In: Animal behaviour, 2009, vol. 78, no. 6, p. 1389-1396

Wild chimpanzees can be dangerously violent against individuals that do not belong to their community, indicating a strong selection pressure on decision-making abilities in this context. The presence of a neighbouring male indicates a serious threat, although encountering an unfamiliar male is potentially even more dangerous because it indicates the arrival of a new group with whom the subjects...