heron resting on board a sea boat

animal ardea hunting ardeola grayii backwaters big bird tour birding birdwatching egret egretta environment feather fisheating birds fowl frogpecker heron sew indian pondheron leggy long bill nearwater night raven nycticorax ornithology piscivorous pond poultry spotted sri lanka tree branch tropical animals nature tropics waterbird wild wilderness wildlife pleasure boat