"A device to communicate with dolphins"

Japanese Scientists have invented a new dolphin speaker device using which c one can talk with these intelligent mammals. 

Dolphins can distinguish very small differences in the pitches of sound waves and can hear, and generate low-frequency sounds below 20 khz, as well as high-frequency sounds of over 150 khz, which is well beyond the range of human hearing. 

The invention was lead  byresearcher Yuka Mishima of the Tokyo University of Marine Science and Technology.


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