100000 years ago, there were at least 6 species of humans on Earth, why were we the only ones left in the end?

The development of human civilization has always been the focus of scientists' research, but in fact, why humans emerged has also been a headache for scientists from ancient to modern times, because regardless of the level of analysis, the birth of humans is too bizarre.To be aware of the vastness of the universe, the emergence of life on Earth alone, and even the evolution of highly intelligent animals like humans, raises doubts about whether our birth was a masterpiece of the Creator...

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