She is everywhere: as a vehicle for both farmers and advertisers, a subject for research scientists and poets, and ever-present in the form of lucky charms, children's toys, or simply as a tasty sandwich-filler. The female of the bovine species is revered as sacred or reviled as stupid, but one thing she never inspires is indifference. After more than ten thousand years living alongside us, she remains a beguiling mystery. Combining a myriad of richly...