Bruno Comby, author of "Delicious Insects" (in French) holds a grasshopper before eating it. Comby's lives and works in the Orkos Institute in the 17th century Chateau Montrame outside of Paris. His institute which serves a raw diet that is the basis of an eating discipline he calls "instinctology" and describes as the Paleolithic nutritional practice by early human hunter-gatherer ancestors. Comby grows insects in cages for food. Image from the book project Man Eating Bugs: The Art and Science of Eating Insects.