Pet-owners and animal-lovers instinctively know that animals heal. This book offers the evidence, drawing widely on scientific discoveries, history, and Indigenous knowledge.We meet a pot-bellied pig who saved her owner's life, lions who guarded a girl from kidnappers, dolphins and whales rescuing people in danger, and dogs who can smell cancer and phone the Emergency Services.Animal sounds, from insects to birdsong and the purring of cats, are directly medicinal and their pr...