到约5千年前的, 一个连续变化.....也相当有说服力, 的确了不起....
泥河湾附近一直有古人类居住.......他们的子孙后代同样遗留了下来.....当然也不能排除非洲起源的人类在途中参与了进来....
到约5千年前的, 一个连续变化.....也相当有说服力, 的确了不起....
泥河湾附近一直有古人类居住.......他们的子孙后代同样遗留了下来.....当然也不能排除非洲起源的人类在途中参与了进来....
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