Dúo Guardabarranco was a Nicaraguan duo consisting of siblings Katia Cardenal and Salvador Cardenal.The duo has been a significant worldwide ambassador for Nicaraguan and Latin-American folk music for the last three decades, and has gained a broad international audience with their poetic lyrics about hope, peace and justice, wrapped in their outstanding harmonies and melodies.They are named after the Nicaraguan national bird, the Turquoise-browed motmot, locally referred to as Guardabarranco.