According to models derived from archaeological traces of movement, most immigrants tend to find places to live similar to where they came from.
依據人類移動的痕跡可歸納出一個模式，即大多數的移民，都會找尋與原居地環境類似處落腳，由此可知，曲冰人的祖先可能住在相同的海拔高度。