Dogs Can Discriminate Emotional Expressions of Human Faces (image) Cell Press Share Print E-Mail Caption This is the experimental set-up used to test whether dogs can discriminate emotional expressions of human faces. Credit Anjuli Barber, Messerli Research Institute Usage Restrictions Credit Required. Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.