The power of evolutionary selection (here, as with Darwin’s pigeons, artificial): My Harvard colleague Erin Hecht shows diffs in brains of dogs bred to herd, hunt, guard, etc (with implications for nature & nurture in language). via
Evolution can work very fast: across 33 breeds, dog brains have diverged structurally after just a few hundred years of selection for doing different tasks. HT .
Harvard researcher finds canine brains vary based on breed – Harvard Gazette
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