Question

which mammal can produce ultrasonic sounds ? ​

Answer 1

Dolphins and toothed whales emit at ultrasonic frequencies by structures in the nasal passage called “phonic lips” to navigate and locate prey. Besides, another class of whales produces song, usually in ranges audible to the human ear, but often slipping into frequencies higher than 20 kilohertz.

Answer 2

Answer:

dolphins and whales produce ultra sonic sound. In mammals I think even bats can produce this sound