Mopane worm merchants in the central market of Thohoyandou serve as the intermediaries between the worm wholesalers and individual customers. "Mopane" refers to the mopane tree, which the caterpillar eats. Dried mopane worms have three times the protein content of beef and can be stored for many months. Eaten dry the worms are hard, crispy, and woody tasting. Thohoyandou, South Africa. Image from the book project Man Eating Bugs: The Art and Science of Eating Insects.