This book is about the evolution of the sense of smell, from its bacterial origin 3.4 billion years ago, to today's modern, sophisticated humans with an insatiable appetite for perfumes and fragrances. It explains how smell works and how animals sense the environment. The relationship between sex and smell drives much of animal behaviour, and the significance of the human loss of the vomeronasal organ — a part of the sense of smell in animals that responds to sex smells — is identified as a seminal event in the making of humankind.Humans are far more than animals,...

This book is about the evolution of the sense of smell, from its bacterial origin 3.4 billion years ago, to today's modern, sophisticated humans with an insatiable appetite for perfumes and fragrances. It explains how smell works and how animals sense the environment. The relationship between sex and smell drives much of animal behaviour, and the significance of the human loss of the vomeronasal organ — a part of the sense of smell in animals that responds to sex smells — is identified as a seminal event in the making of humankind.Humans are far more than animals,...