Herein, we present an updated inventory and the variations of frog communities’ composition from five areas of humid Chaco and Cerrado in municipality of Porto Murtinho, Mato Grosso do Sul state, Brazil. This municipality is located in an area with three ecoregions: Chaco, Cerrado and Pantanal. Through acoustic and visual nocturnal/diurnal and pitfall evaluations from a period of over five years, we recorded 31...