Valence of Facial Cues Influences Sheep Learning in a Visual Discrimination Task

Abstract

Sheep are one of the most studied farm species in terms of their ability to process information from faces, but little is known about their face-based emotion recognition abilities. We investigated (a) whether sheep could use images of sheep faces taken in situation of varying valence as cues in a simultaneous discrimination task and (b) whether the valence… (More)
DOI: 10.3389/fvets.2017.00188

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