Question

Infra sound animal and range

Answer 1

Infra sound is the sound having frequency less than 20hz . whales, elephants, hippopotamuses, rhinoceroses, giraffes, okapis, and alligators are known to use infrasound to communicate over distance.

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Answer 2

infrasound sound that hv frequency less than 20hz
animal
rhinoceros
girrafe
alligator
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