Some blind people have developed extraordinary proficiency in echolocation using mouth-clicks, similar to bats. These mouth-clicks used by blind expert human echolocators were analyzed by scientists in the first ever description of the beam pattern of these transmission to navigate around objects.

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Some blind people have developed extraordinary proficiency in echolocation using mouth-clicks, similar to bats. These mouth-clicks used by blind expert human echolocators were analyzed by scientists in the first ever description of the beam pattern of these transmission to navigate around objects.