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The heart is a bloody amazing organ 58

Life is marked by the beating of the heart, for humans as well as for the animal kingdom. Bill Schutt is a vertebrate zoologist and a research associate at the American Museum of Natural History, and he joins host Krys Boyd for a fascinating look at what scientists are learning about how the hearts of creatures big and small functional very differently than the human heart. His book is called “Pump: A Natural History of the Heart.”