Ultrasonic sounds are high-frequency sound waves that exceed 20,000 hertz, a range far beyond what the human ear can detect.

Here are five creatures with superior hearing abilities that can detect and interpret ultrasonic frequencies: Dogs can hear ...

Ultrasonic pest repellents, such as Haycone Indoor Ultrasonic Repellent from Amazon emit sound waves at frequencies higher than what humans can hear, typically above 20 kHz. According to Nicole ...

Ultrasonic sound makes waves that vibrate so quickly that only animals with especially sensitive hearing can pick them up. Mice and rats communicate with each other using ultrasound. These baby ...