Grey Wagtail Motacilla cinerea wagging its tail as seen from behind at a stony area and then moves towards the edge of the water looking for food, Khao Yai National Park, Thailand

watery habitat running water stream grey wagtail foraging passeriformes conservation water passerine nature habitat wagtail motacilla cinerea wildlife rocks national park motacilla motacillidae forage flowing tropical forest migrating jungle ambience national park in thailand forest plants rainforest migration world heritage lakes khao yai small yellow bird birds grass unesco preening sharp call move about thailand yellow siberia wagging feathers tail flying tropical wings pied