Stan Coren's groundbreaking The Intelligence of Dogs meets Bernd Heinrich's classic Mind of the Raven in this astonishing, beautifully illustrated look at the uncanny intelligence and emotions of crows. Playful, social, and passionate, crows have brains that are huge for their body size, which allows them to think, plan, and reconsider their actions. They also exhibit an avian kind of eloquence, mate for life, and associate...