A cognitive bias study into individual bonobo emotions. University of Antwerp
Just like humans, animals can experience emotions like joy, excitement, sadness and depression. However, unlike we do in human studies, we cannot simply ask animals how they feel. Scientists have used behavioural and physiological measures to identify animal emotions. Yet, these measures are difficult to interpret and often only measure the level of arousal of the emotions, and not if it is a positive or negative emotion. New insights from ...