WATCH: Animals and Sound Waves 

The following videos show several examples of how animals respond to sound. 

Echolocation: when animals emit sounds and listen to the echoes in order to navigate or find objects. 

Elephant Communication: 

After you have completed this part of the lesson, you can check the associated box on the main course page to mark it as complete

Last modified: Thursday, 19 February 2015, 11:07 AM