It’s one of the most well-known populations of free-roaming horses in the United States—a draw for tourists, photographers, and horse lovers. On July 13, the helicopters showed up. Operated by ...

Also called dryland distemper or Colorado strangles, pigeon fever develops when Corynebacterium pseudotuberculosis bacteria enter a horse’s body, probably via insect bites or breaks in the skin. The ...