Here's a video from National Geographic:
Though they come in many different sizes and temperaments, all domesticated dogs living today are descended from just a few wild wolves that roamed Asia some 15,000 years ago.
But why, out of all of the animals that humans have domesticated, have dogs become so close to their owners?
Join an anthropologist as he conducts experiments on both wild dogs and down-home pups to figure out why dogs are so good at communicating with humans.
Continue here to view the video...