Frequencies higher than 20 kHz are called ultrasonic sound or ultrasound. Animals such as dolphins, bats, and porpoises produce these sounds.
What are frequencies higher than 20 kHz called, and which animals produce these sounds?
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Frequencies higher than 20 kHz are called ultrasonic sound or ultrasound. Animals such as dolphins, bats, and porpoises produce these sounds.
Frequencies higher than 20 kHz are called ultrasonic sounds. Animals that produce these sounds include bats for echolocation, dolphins for communication and navigation, and some insects like moths for predator detection and evasion.