It is amazing how many different shapes, sizes, colors, and types of dogs there are. And it is even more amazing considering they all came from the same ancestors. The story of dog history says that early humans took in wolves for pets. Perhaps they discovered these wolves could be fed and kept close in return for their "watch dog" or hunting ability. This could have been handy in keeping other predators at bay around the camp at night.

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Not to mention that early humans…