The Gambel's Quail (Callipepla gambelii) are pear-shaped birds with short legs and roundish wings. Both sexes are gray above and buff below, with white-straked russet sides. Males have a black throat and face and a head plume (called a "topknot"), a red cap and white headband. The Gambel's Quail range from the Sonoran Desert of Arizona and Mexico to New Mexico, Texas, Utah and western California. Sonoran Desert, Az.