Range map of  Rusty Sparrow (Aimophila rufescens).
Adapted from: Rusty Sparrow. Marîa Félix Ramos-Ordoñez, Claudia I. Rodríguez-Flores, Carlos A. Soberanes-González, Marîa del Coro Arizmendi, Robert A. Behrstock, and Thomas S. Schulenberg, Birds of the World. The Cornell Lab of Ornithology. https://birdsoftheworld.org
Cephas