NOVA: Dogs Tales (full episode)

[IcyPeas]

also "on demand" if you have that option.

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.

https://www.pbs.org/video/dog-tales-vskr2y/