A 33,000-year-old dog skull found in a Siberian cave, when compared with other ancient dog remains found in a Belgium cave, suggest to scientists that the domestication of dogs took place separately in many different places.
A 33,000-year-old dog skull found in a Siberian cave, when compared with other ancient dog remains found in a Belgium cave, suggest to scientists that the domestication of dogs took place separately in many different places.
A 33,000-year-old dog skull found in a Siberian cave, when compared with other ancient dog remains found in a Belgium cave, suggest to scientists that the domestication of dogs took place separately in many different places.