Anchieta's Ridged Frog or Plain Grass Frog (Ptychadena anchietae).
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"Its natural habitats are subtropical or tropical moist lowland forests, subtropical or tropical moist montanes, dry savanna, moist savanna, subtropical or tropical dry shrubland, subtropical or tropical moist shrubland, subtropical or tropical dry lowland grassland, rivers, intermittent rivers, freshwater lakes, freshwater marshes, intermittent freshwater marches, hot deserts, arable land, rural gardens, urban areas, and ponds."