Why do we look the way we do? What do human hands have in common with, say, the wings of a butterfly? And how are hair, mammary glands and the complex structure of our ear connected? These questions only seem idle - in fact, the answers to them will allow us to better understand the structure of the human body, and therefore, find the cause of its weaknesses and diseases. Neil Shubin, professor of anatomy, renowned paleontologist and one of the discoverers of the legendary Tiktaalik (an intermediate link between fish and land animals), invites the reader to take a fascinating journey to the origins of evolution and see how our body has been formed and improved over three and a half billion years.< /p>