An iconoclast and best-selling author of both nonfiction and fiction, Elizabeth Marshall Thomas has spent a lifetime observing, thinking, and writing about the cultures of animals such as lions, wolves, dogs, deer, and humans. In this compulsively readable book, she provides a plainspoken, big-picture look at the commonality of life on our planet, from the littlest microbes to the largest lizards. Inspired by the idea of symbiosis in evolution--that...