Why Cant Monkeys Talk?
Decades ago, while Philip H. Lieberman was soaking in a bathtub and listening to the radio, he heard anthropologist Loren Eiseley ponder an evolutionary puzzle: Why couldn’t monkeys talk? Like us, they’re social primates, intelligent and certainly not quiet. Rhesus macaques grunt, coo, screech and scream. Infant macaques make sounds known as geckers. Despite the grunting and geckering, though, no other…
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