Researchers have identified a single, universal facial expression that is interpreted across cultures - whether one speaks Mandarin Chinese or.
While conducting research on emotions and facial expressions in Papua . did not attribute emotions to faces in the same way Westerners do.
A facial expression is one or more motions or positions of the muscles beneath the skin of the .. In fact, the facial cues were so similar that Ekman's Facial Action Coding System could be applied to the chimps in evaluating their expressions.