Figure 2From: Faces capture the visuospatial attention of chimpanzees (Pan troglodytes): evidence from a cueing experimentMean response times (in msec) for each trial type in the single-cue (A) and double-cue (B) conditions. White bars: valid trials, gray bars: invalid trials. Error bars indicate 95% confidence intervals. ***: p < 0.001.Back to article page