The Sierra Madre del Sur is a mountain range located in southwestern Mexico, primarily in the state of Guerrero. It stretches approximately 300 kilometers and is known for its rugged terrain, diverse ecosystems, and rich biodiversity. The range is home to various plant and animal species, some of which are endemic to the region. This mountain range plays a crucial role in the local climate, influencing rainfall patterns and providing vital resources for nearby communities. The Sierra Madre del Sur is also culturally significant, as it is inhabited by several indigenous groups, including the Nahuas and Mixtecs, who maintain traditional lifestyles and practices.