Tehuacán-Cuicatlán Biosphere Reserve
…an outlier of the Balsas dry forests ecoregion, covers the Cuicatlán Valley. The mountain slopes are home to oak and pine–oak forests, part of the Sierra Madre de Oaxaca pine–oak forests to the east and the Sierra Madre del Sur pine–oak forests to the west. Wetter areas on the mountain slopes are home to pockets of cloud forest. One of…