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Sound rules life underwater


Amorina Kingdon’s 3 greatest revelations while writing Sing Like Fish.

Hair cells feature prominently in the inner ears of mammals—including whales—specifically, in the spiral-shaped cochlea, where the tiny vibrations of a sound wave are translated into the nerve impulses that provide our brains with acoustic data. Particle motion and pressure can sometimes uncouple, such as when sound waves interfere with one another in confined tanks or shallow water, the very places we often study these animals. Once we begin to ask how sound works underwater, and the myriad, incredible ways it mediates even the smallest lives, we hear just how much of the world eludes our human senses—and just how profoundly we can trespass unaware.

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