“Velvet Ants of North America,” by Princeton University Press, is a beautiful photographic guide to the species of the wasp family Mutillidae found in the United States and Canada. Featuring hundreds of full-color photos, it covers nearly 460 species – representing more than nine percent of all velvet ant species, which number in the thousands worldwide – providing comprehensive and up-to-date coverage of this spectacular group of insects. This one-of-a-kind guide serves as an invaluable reference for naturalists, scientific researchers, museum specialists, and outdoor enthusiasts.