> you describe variety in superficial traits
The same selection pressures that produced the variety of "superficial" traits also act on "non-superficial" traits - nature does not recognize this distinction.
You cherry picked one idea from my post. I was not addressing nature but human social tropes.
What is a subspecies and species is random gibberish of the living humans
You cherry picked one idea from my post. I was not addressing nature but human social tropes.
What is a subspecies and species is random gibberish of the living humans