Is the smartest dog smarter than the dumbest human? Smartest cat? Smartest rat? It’s something I’ve been thinking about for several days.
Is the smartest dog smarter than the dumbest human? Smartest cat? Smartest rat? It’s something I’ve been thinking about for several days.
Unless you want to get into some weird philosophy in defining “human” (no plucked chickens please), the dumbest human would be a newborn with anencephaly. It’s a birth defect where you have no brain.
Search that term at your peril.
The “Ethical issues” section of that wiki page is certainly interesting.