<p>“But race doesn’t necessarily involve behavioral characteristics.”</p>
<p>It is more apt to involve behavioural difference in mamals than fur or skin color. Hard to tell a Bengal tiger from a Sumatran or Siberian based on color though there are size, habitat, and behavioral differences.</p>
<p>A subspecies or race can be adapted to exploit or not exploit eco niches for which there are or are not competitors in a given area. You are hung up on the colloguial use of race as a description of humans and not the scientific usage of the term.</p>