On a single block of Stockton Street in San Francisco's Chinatown, no fewer than three markets sell bullfrogs. Continue wandering through the alleyways and you'll find scads more, piled in plastic tubs or hidden beneath goldfish aquariums. Signs in the windows say that all animals have to be killed on site, and a store clerk demonstrates how it's done: Smiling, he pantomimes an executioner's ax with his hand. "We cut... More >>>