Willow Tit bird

willow tit bird woodland forest garden tree feeder small brown black cap chickadee song nesting cavity insects seeds berries plumage wings flight beak beak shape vocalization call territorial habitat migration breeding behavior shy agile curious acorn moss bark foliage conservation population decline species identification birdwatching wildlife nature ecology foraging habits chick survival trees woodland floor twig perch foliage insectivore bird photography forest ecosystem rural areas nest building