Arxivar per Octubre, 2008

ultrasons

Posted: 2008/10/25 in curiositat
Or maybe you are a mosquito, you certainly can’t be human.

The highest pitched ultrasonic mosquito ringtone that I can hear is 21.1kHz

Find out which ultrasonic ringtones you can hear!
Ara entenc perquè sento crits de rat-panat i un pito a totes les teles de color.
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