Digging deep into its nest cleaning it up then chirps and pushes it body in, Ashy Woodswallow Artamus fuscus, Thailand

birds of thailand birds woodswallow ashy woodswallow artamus fuscus artamus passeriformes passerine songbird ashy swallowshrike artamidae trees windy branch preening thailand nature wildlife animals ornithology ornithologist birding tropical birds bluesky swinging leaves tropical nesting fledgling feeding khao yai national park jungle forest chicks nest foraging asia southeast asia gray feathers flying mountains