744 THE STRUCTURE OF EVOLUTIONARY THEORY
of selection at the species level, but should rather be viewed as a different
"strategy" for the distinct and effective world of macroevolution. Higher-level
selection does not bestride this larger world like the colossus of its analog at the
organismal level. But higher-level selection gains a different kind of strength and
interest in its fascinating and fruitful synergism (and opposition) with drives from
below and with drift in the collegiality of its own domain.