Intensification of swine production can predispose pigs to chronic stress, with adverse effects on the neuroendocrine and immune systems that can lead to health problems, poor welfare, and reduced production performance. Consequently, there is an interest in developing tools to prevent or eliminate ...
So this study shows these intelligent animals are capable of appreciating music, yet people will still pay to keep them in intensified farms and slaughter them, just for a few moments of pleasure.