Watch Trailer
DISCLAIMER: Not all titles shown are currently available on all streaming providers.

Watch NOVA Season 47 Episode 2 Online

  • 6.9/10
  • COUNTRIES: United States of America
  • Subtitles: English

Dogs have long been dependable companions by our sides. But it wasn’t always that way, and a look at their closest living relative, the wolf, makes it clear why. Research into dog domestication and intelligence offers clues into the human-dog relationship. And analyzing dogs’ brain activity and genes may even help answer whether dogs are in it for the food—or if they really love us.