What you refer to is called Echolocation and is used by such creatures as
Whales, dolphins, bats, some birds and shrews.
20000
when the ventricles closes and between the atria and the ventricles.
A cat can hear a mouse walk so if we take that fact that would mean another cat could hear a second cat walk.
typically 20-20000 Hz - but this range will decrease with age
typically 20-20000 Hz - but this range will decrease with age
Yes - more or less. However, there are individual differences, and especially as you grow older, the upper range goes down.
Jack Frost was said to hear low pitch animal noises from miles away so he is the "animal" that can hear the lowest pitch
deer
whale can hear ultrasonic sound waves.
If a person or animal cannot hear, they are said to be 'deaf'.
The animal that can hear a sound producing 75,000 vibrations per second is likely a bat. Bats are known for their echolocation abilities, which involve emitting high-frequency sounds and then listening for the echoes to navigate and locate prey. Their hearing range typically extends into the ultrasonic range, allowing them to detect such high-frequency vibrations.
to hear their predators creeping up on them,to hear their prey