sentence: its natural habitat are subtropical or tropical moist lowland forest , subtropical or tropical mangrove forests , subtropical or tropical swamp , subtropical or tropical moist montane forest , subtropical or tropical moist shrubland , subtropical or tropical seasonally wet or flooded lowland grassland , river , intermittent rivers , shrub-dominated wetland , swamps , freshwater lake , intermittent freshwater lakes , freshwater marsh , intermittent freshwater marshes , freshwater spring , inland deltas , saline lakes , intermittent saline lakes , saline marshes , intermittent saline marshes , shallow sea , subtidal aquatic beds , rocky shores , sandy shores , estuarine waters , intertidal flats , intertidal marshes , coastal saline lagoon , coastal freshwater lagoon , water storage areas , pond , aquaculture ponds , seasonally flooded agricultural land , and canal and ditches .