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. Author manuscript; available in PMC: 2009 Nov 28.
Published in final edited form as: Physiol Behav. 2008 Sep 9;95(4):599–608. doi: 10.1016/j.physbeh.2008.09.003

Fig. 5.

Fig. 5

Mean daily scores on retrieval (a), crouching/hovering (b) and nest-building (c) behaviors of virgin females given prolonged pup-exposure (circles) or brief pup-exposure (triangles). Scores are separated by females’ post-conditioning preference for the pup-associated (filled shapes) or empty chamber (open shapes); within each pup-exposure group, scores were similar across preferences. Retrieval scores increased significantly between days 1–13 in the prolonged pup-exposure group (#). Scores of females given prolonged and brief pup-exposure differed every day (*). All P<0.05.