Chaochiao frog
Its natural habitats are temperate forests , subtropical or tropical moist montane forests , subtropical or tropical high-altitude shrubland , subtropical or tropical high-altitude grassland , rivers , swamps , freshwater lakes , freshwater marshes , intermittent freshwater marshes , ponds , irrigated land , and canals and ditches . 
<triplet> grassland <subj> habitat <obj> instance of <triplet> swamp <subj> forest <obj> subclass of