Monkey lip smacks provide new insights into the evolution of human speech

Thursday, May 31, 2012 - 16:41 in Biology & Nature

Scientists have traditionally sought the evolutionary origins of human speech in primate vocalizations, such as monkey coos or chimpanzee hoots. But unlike these primate calls, human speech is produced using rapid, controlled movements of the tongue, lips and jaw. Speech is also learned, while primate vocalizations are mostly innately structured.

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