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To explain the above problem, scientists have also hypothesized that Southeast Asia is probably a place where there are favorable ecological conditions for humans and dog ancestors to survive during the ice age. the last happened more than 19,000 years ago.
Professor Savolainen adds that domestic dogs have gone through a long domestication process, starting with wild wolves living in herds, then disbanding and becoming more and more close and bonded with their puppies. people over before undergoing phenotypic mutations. That process is called self-domestication. Therefore, the process of domesticating dogs can be divided into three main levels. The first is the stage of splitting the herd from wild animals, then they gradually live together and are domesticated by humans. Finally, the process of pattern transformation into many breeds of dogs with its own characteristics today. Besides, Mr. Savolainen said that the study of indigenous Chinese dogs did not yield any results related to the above process.
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