The research was conducted at the Unidad para la Conservación, Manejo y Aprovechamiento Sustentable de la Vida Silvestre UMA Unit for the Conservation, Management and Sustainable Utilization of Wildlife UMA known as "Pilares", adjacent to the Maderas del Carmen Reserve, located in Ocampo, Muzquiz and Acuña Coahuila state municipalities Figure 1.
La investigación se desarrolló en la Unidad para la Conservación, Manejo y Aprovechamiento Sustentable de la Vida Silvestre UMA denominada "Pilares", aledaña a la Reserva Maderas del Carmen, ubicada en los municipios Ocampo, Múzquiz y Acuña del estado de Coahuila Figura 1.