Epi 61: Science news - Why humans speak and gorillas shriek

Have you wondered why humans like you and I speak in long steady voices, while gorillas, apes and chimpanzees often bounce about trees and shriek in high-pitched voices?Have you also wondered what would happen if you spoke in a shrill voice for a long time? Go ahead and try it. Or better, listen to this episode to find out what an 8-yr old boy called Devansh has found about this in a recent Science journal . A group of scientists studied our vocal chords and compared it with that of primates....