Development of emotional expressions in chimpanzees (Pan troglodytes).
Bard
Kim A
KA
Centre for the Study of Emotion, Department of Psychology, University of Portsmouth, Portsmouth PO1 2DY, UK. kim.bard@port.ac.uk
D000339:Affect; D000818:Animals; D000831:Animals, Newborn; D001522:Behavior, Animal; D005149:Facial Expression; D002679:Pan troglodytes