MEXICO CITY – Scientists were fascinated by the ghostly find: a human skeleton buried in an Aztec temple with a clay, skull-shaped whistle in each bony hand. But no one blew into the noisemakers for ...
It might've been 'invented' as a way of communication, to each other and to animals. Animals can be drawn out by hunters or by pet owners. Dogs and other animals have long been domesticated, and drums ...
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