Video 3
1,234 views · Published 26 October 2010 · 1:02 · Indexed 6 November 2026
Channel: The Royal Society · 2010 · Science & Technology
This video shows that the subject does not help the recipient to obtain the reward. The apparatus (non-reaching version) is placed between the subject's room (on the left) and recipient's room (on the right). Recipient was present but passive. Subject did not approach the apparatus. This research was published in the journal Proceedings of the Royal Society B in the paper: Chimpanzees help conspecifics obtain food and non-food items by Alicia P. Melis, Felix Warneken, Keith Jensen, Anna-Claire-Schneider, Josep Call and Michael Tomasello. The doi link for the article is http://dx.doi.org/10.1098/rspb.2010.1735
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