Dendropsophus minutus
Its natural habitats are subtropical or tropical dry forests , subtropical or tropical moist lowland forests , subtropical or tropical moist montane forests , dry savanna , moist savanna , subtropical or tropical seasonally wet or flooded lowland grassland , intermittent freshwater marshes , pastureland , rural gardens , urban areas , heavily degraded former forest , ponds , and canals and ditches . 
<triplet> savanna <subj> grassland <obj> subclass of <triplet> grassland <subj> habitat <obj> instance of