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Poster Why Dogs Smile and Chimpanzees Cry

Why Dogs Smile and Chimpanzees Cry

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Is it human conceit to attribute emotions to animal actions, or are emotions basic to life on earth? Wildlife filmmakers and scientists make a...

  • Released: 1999-01-01
  • Runtime: 100 minutes
  • Genre: Documentary
  • Stars: Sigourney Weaver
  • Title: Why Dogs Smile and Chimpanzees Cry