Textbook in PDF format In recent years, pollination has become a very important research trend, and wild bees in particular play a key role in the dynamics of plant pollination. This book aims to develop a pathway through the main scientific disciplines related to wild bees. Starting from a taxonomic and biogeographical context, it explores key aspects of bee ecology and analyzes their various interactions with the environment. The multidisciplinary theoretical and practical approach of this book is intended to support researchers, professors, stakeholders, and non-specialists who want to learn more about this topic. In addition, the chapters dedicated to citizen science will stimulate curiosity for a practical approach to wild bees