Modern farms are struggling to keep a secret. Most of the animals used for food in the United States are raised in giant, bizarre “factory farms,” hidden deep in remote areas of the countryside. In Speciesism: The Movie, director Mark Devries set out to investigate. The documentary takes viewers on a sometimes funny, sometimes frightening adventure, crawling through the bushes that hide these factories, flying in airplanes above their toxic “manure lagoons,” and coming face-to-face with their owners.
But this is just the beginning. In 1975, a young writer published a book arguing that no justifications exist for considering humans
