Seen perching on a thorny branch while looking around frantically

birds birds of thailand habitat conservation 4k resolution 4k wildlife forest rainforest jungle nestlings feeding feathers nest thailand nature natural habitat passeriformes passerine black feathers bird in the nest perch branches tropical wildlife black green bokeh twigs branch rainy season nesting flying brown green greyheaded canaryflycatcher culicicapa ceylonensis khao yai national park stenostiridae unesco world heritage vine yellow small migratory wings foraging foliage small bill winter