Why do whales sing- Stephanie Sardelis

Communication underwater is difficult. Light and scents don’t travel well, but sound travels four times faster than air—which means marine animals often use sound to communicate. The most famous underwater sound is the song of whales. Stephanie Sardelis deciphers the captivating melodies produced by the world’s largest animals.

Lesson by Stephanie Sardelis, illustrations by Boniato Studio.