The bat sends out very high-pitched noises (ultrasonic sounds) that "echo" or bounce off its prey.
(The bat; sends; out; very high-pitched noises (ultrasonic sounds) that "echo" or bounce off its prey) (very high-pitched noises; echo; ) (very high-pitched noises; bounce off; its prey)
The bat very high-pitched noises very high-pitched noises
sends echo bounce off
out very high-pitched noises (ultrasonic sounds) that "echo" or bounce off its prey
its prey