Chirping and looking around while perched on a vine, Dark-sided Flycatcher Muscicapa sibirica ,Chonburi, Thailand

darksided flycatcher flycatcher passerine muscicapidae muscicapa sibirica passeriformes wintering birds bird foraging beak palearctic forage insectivorous species perch wildlife plumage conservation wildlife footage migratory ornithology ecology habitat branch small vine feather nature insect bokeh portrait environment thailand feathers wing animal fly natural national park chonburi asia forest wings sooty bill siberian tropical chinese blue