Competing theories place them either as an archaic variant of our own species, Homo sapiens, with whom we interbred, or as a separate species altogether.
竞争理论将它们作为远古时我们的祖先——智人的一种变种，智人与他们杂交，或者是一个单独的物种。
Competing theories place them either as an archaic variant of our own species, Homo sapiens, with whom we interbred, or as a separate species altogether.
竞争理论将它们作为远古时我们的祖先——智人的一种变种，智人与他们杂交，或者是一个单独的物种。
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