high-pitched

“Allegations that I hate children, outdoor sports or laughter are ludicrous and false. Unlike general traffic noise or other park activities, the noise from pickleball is high-pitched and excessive,” she said.

Nearly blind, they rely on echolocation - high-pitched sound pulses that bounce off objects and return as echoes - to navigate murky waters.

But there's another sound cutting through the trees of the Zambian bush - the unmistakable high-pitched whine of a bitcoin mine.

The voice could grumble and soar, scraping the deepest recesses of evil and reaching the high-pitched cajoling of a championship schemer.

The high-pitched electronic beep is usually only heard during foggy conditions, most clearly at Land's End, and also by residents of places around the coast including Sennen and Cape Cornwall.