Horned lizards, or horny toads, as they are popularly known throughout the West, have long had a particular mystique in American folklore. The ancient peoples of the Southwest, the Anasazi and the Mimbres, depicted the little lizard on pottery and in petroglyphs. In more recent times, it represented health and happiness in the symbology of Native Americans. Among Americans today, the horny toad has an almost legendary appeal. Many westerners remember...