Original: On the several parallel '' sierras '' or mountain ranges running along the center of Chiapas , climate can be quite temperate and foggy , allowing the development of cloud forests like those of the Reserva de la Biosfera el Triunfo , home to a handful of Resplendent Quetzals and Horned Guans .
Simplified: On the several parallel '' sierras '' or mountain ranges running along the center of Chiapas , climate can be quite temperate and foggy .