The Humane Society of the United States (HSUS) is the smartest and richest animal rights group around. Unlike PETA, it doesn’t openly proselytize that old animal rights religion, e.g., sentience gives moral value, “a rat, is a pig, is a dog, is a boy,” the quote from Ingrid Newkirk and title of a certain author’s soon to be published book. This strategy has been very effective, allowing HSUS a level of mainstream respectability that other animal rights groups can’t match.But make no mistake, HSUS is about animal rights–eventually ending all animal husbandry and human hegemony over fauna–and its head, Wayne...