rspb20162738_si_008.mp4 (9.93 MB)

Video 7 from Comparing physical and social cognitive skills in macaque species with different degrees of social tolerance

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posted on 14.08.2017 by Marine Joly, Jérôme Micheletta, Arianna De Marco, Jan A. Langermans, Elisabeth H. M. Sterck, Bridget M. Waller
A Tonkean macaque performing in a Pointing Cups trial. In the Pointing Cups task, two experimenters were present: one experimenter baited one of two cups (0:01s in the video), and left the testing are (0:05s in the video). The second experimenter then entered the testing area (0:09s in the video). If the subject indicated a choice by pointing at a cup within 1 minute (0:22s in the video) this was scored as correct