Perhaps there is not a more captivating scenario for a biologist and in particular a herpetologist that the opportunity to venture into the mountains, valleys and rivers in search of Amphibians and Reptiles. One of the most sublime moments in the field experiences is having the pleasant opportunity to observe those evolutionary attributes that have made these organisms unique and incredible. Especially the amphibians, which with their extraordinary diversity of shapes, colors, sizes and behavior makes them a fascinatinggroup for their contemplation, admiration and study, and even in those most recognized and abundant species, they never cease to reveal their surprising propierties and fill our capacity for amazement.