Figure 3From: Pacman in the sky with shadows: the effect of cast shadows on the perceptual completion of occluded figures by chimpanzees and humansSummary of Experiment 1. (A) Stimuli used in Experiment 1. (B) Mean response times on correct trials under each condition in Experiment 1. Error bars indicate the 95% confidence intervals (CIs) of the differences in means.Back to article page