Drawings of 2 Experimental Conditions (IMAGE)
Caption
Figure 1. Drawings of the two experimental conditions. 1) full model condition; 2) water bottle condition. Squares in lower right corners represent drinkers. Chimpanzees on the left: subjects. Chimpanzees on the right: demonstrator or stooge (depending on condition). Please note that, for clarity reasons, most bars of the caging have been omitted from the drawing. doi:10.1371/journal.pone.0010544.g001
Credit
Figure 1 from a manuscript by Tennie et al; PLoS ONE 5(5): e10544
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