Book excerpt: Biotherapy is defined as the use of living organisms in the treatment and diagnosis of human and animal diseases. This volume is an evocative exploration of the history, scientific basis and practical use of the major biotherapy modalities. The authors provide researchers and practitioners interested in this field, with cutting-edge material on the latest key advances in the following fields of biotherapy: Maggot Therapy, Hirudotherapy, Bee Venom Therapy, Apitherapy, Ichthyotherapy, Helminth Therapy, Phage Therapy, Animal Assisted Therapy, Canine Olfactory Detection. In addition, the authors provide with their chapters an extensive bibliography that represents a state-of-the-art survey of the literature. Comprehensive and current, this fresh volume of reviews is an essential resource for professionals who need to stay ahead of the game in the exciting field of biotherapy.