Question

bats prouced high pitched ultrsasound waves when they fly in dark .the echo coming back help them to delect the prey in drak .

Answer 1

yaa thats right that bats prouced high pitched ultrsasound waves when they fly in dark .the echo coming back help them to delect the prey in drak .

but what do u want?

Answer 2

yes it is true that bats produces ultrasonic ways to detect the objects that in its way