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. 2011 Feb 7;108(8):3163–3168. doi: 10.1073/pnas.1015975108

Fig. 4.

Fig. 4.

Number in noncommunicative tasks. The graphs display the homesigners’ responses on the six match-to-sample tasks: intramodal tasks (presentation and response in the same modality; AC) and cross-modal tasks (presentation and response in different modalities; DF). The function expressing the best linear fit is shown for each task.