I don't think there's been any point in your ancestry where one of your ancestors wasn't the same species as his parents, using that definition. So all your an

I don't think there's been any point in your ancestry where one of your ancestors wasn't the same species as his parents, using that definition. So all your ancestors count as the same species. And all their descendents count as the same species. So there is a single species. https://en.wikipedia.org/wiki/Species_problem https://en.wikipedia.org/wiki/Species_problem