Everyone knows that dogs were domesticated by humans from wolves a long long time ago, but few people know the details of it.
Modern dog genome sequencing experiments have shown that dogs are originated from 2 different breeds of wolf, the Gray Wolf and the now extinct Taymyr. The Gray Wolf was common in Europe around thousands of years ago, while the Taymyr was more common in North Asia and more arctic civilizations. This explains why more modern dogs resemble ancient gray wolves more, while Arctic dogs such as huskies, have a closer link to Taymyrs.
Dogs began to be domesticated when humans were still hunter gatherers, way before the appearance of agricultural societies. Dogs were used as a tool for hunting. It is thought that the dog came into the world around the last Ice Age, in a very cold, hard time for humans.
Eventually people began to breed dogs to have different traits. That is how we get separate dog breeds. People chosetraits that they liked in the animals and mated them with animals whopossessed the same traits.
Today millions of people around the world have dogs, and not as hunting tools but as parts of the family. Dogs are companions, friends, a smiling face to look to when your having a bad day. They are a part of everyday life.
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