Distinctive universal expressions have been identified for joy, sadness, anger, fear, and disgust. Most textbooks agree that these five plus surprise are common to all cultures.
Keywords:animals,NSDL,NSDL_SetSpec_BEN,reading faces,expression of emotions,emotions,face,Life Science,sadness,facial expressions,disgust,joy,anger,surprise,fear,darwin,oai:nsdl.org:2200/20090420201622320T,History/Policy/Law,man
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