An introduction to the Dicksissel, a seed-eating bird that breeds in the vast grasslands of the Great Plains, is sometimes spotted here in Arizona in migration. A report on how rodenticides commonly used to kill rats also kill birds of prey that feed on dead and dying rats and other rodents that ingest them. An article on Turkey Vultures that feed on roadkill and other carrion in the desert. Bird of the episode, the New World warbler, the Painted Redstart. Birding hotspot, Tinajas Altas, nine plunge pools that often capture rainwater and so become bird magnets in southwest Arizona. Friend of wildlife: Arizona Parks and Trails.