First Steps How Upright Walking Made Us Human

Jeremy DeSilva

eBook - 2021

A Science News Best Science Book of the Year: "A brilliant, fun, and scientifically deep stroll through history, anatomy, and evolution." —Agustín Fuentes, PhD, author of The Creative Spark: How Imagination Made Humans ExceptionalWinner of the W.W. Howells Book Prize from the American Anthropological AssociationBlending history, science, and culture, this highly engaging evolutionary story explores how walking on two legs allowed humans to become the planet's dominant species.Humans are the only mammals to walk on two rather than four legs—a locomotion known as bipedalism. We strive to be upstanding citizens, honor those who stand tall and proud, and take a stand against injustices. We follow in each other's footste...ps and celebrate a child's beginning to walk. But why, and how, exactly, did we take our first steps? And at what cost? Bipedalism has its drawbacks: giving birth is more difficult and dangerous; our running speed is much... more