It&#x27;s a political thing. Species definition is messy, to the point of absurdity.<p>Indeed, the differences between long-separated human populations are such that even non-racist scientists acknowledge subspecies..<p><a href="http:&#x2F;&#x2F;dienekes.blogspot.sk&#x2F;2009&#x2F;09&#x2F;is-homo-sapiens-polytypic.html" rel="nofollow">http:&#x2F;&#x2F;dienekes.blogspot.sk&#x2F;2009&#x2F;09&#x2F;is-homo-sapiens-polytypi...</a>