August 03, 2012
Elephant Buzz

Elephants have long been known to communicate with infrasonic sound, sound pitched so low it's below what a human can hear. However, the mechanism to generate the sound wasn't known, with theories of conventional vocalization competing with others that would have the sound generated in a way similar to a cat's purr. While the image of a multi-ton cat buzz is appealing, new evidence seems to indicate something else.

Posted by scott at August 03, 2012 02:47 PM

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