Death is an uncomfortable but inevitable topic often layered with euphemisms to cushion the reality of loss. Many people will outlive their beloved pets and must make the difficult decision to euthanize an animal. Killing Your Best Friend: A Veterinarian’s Journal and Manual of Euthanasia is an unconventional look at issues surrounding end-of-life care for pets by Austin-area veterinarian Michael Mullen with his wife, Kate O’Neill. Their book presents an intimate, compelling journ...