Luo, L., Reimert, I., Graat, E. A. M. et al. 2020. Effects of early life and current housing on sensitivity to reward loss in a successive negative contrast test in pigs. Animal Cognition 23(1), 121–130.
Animals in a negative affective state seem to be more sensitive to reward loss, i.e. an unexpected decrease in reward size. The aim of this study was to investigate whether early-life and current enriched vs...