Frank Buckland was an extraordinary man--a surgeon, a natural historian, a sell-out lecturer, a bestselling writer, a museum curator, and a conservationist, before the concept even existed. Eccentric, revolutionary, popular, prolific, he was one of the 19th century's authentic geniuses. He was obsessed by food security and finding ways to feed the hungry (the book recounts his many unusual experiments), and by protecting our fisheries (he can be...