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. Author manuscript; available in PMC: 2015 Feb 9.
Published in final edited form as: Int J Comp Psychol. 2014;27(3):488–500.

Figure 1.

Figure 1

(A) Mean (+/− SEM) number of gapes/30 min for the High and the Low Gapers averaged across terminal Trials 15 and 16. (B) Mean (+/− SEM) number of gapes/30 min across Trials 1–16 for the High Gapers, the Low Gapers, and the Saline Controls. *, p <0.05; #, p <0.01; †, p <0.001.