crows and ravens nesting and standing on a tree in winter, with no leafs.

allblack also animal aves bird birds birdwatching black branch cloudy cold common corvus crow crowd crows dark discussing dusk europepicture family feather flock full gray group known landscape large leafs level melancholy natural nature nest northern ornithology outdoor park passerine perched raven ravens silhouette sky subspecies sunset tree typical urban western when wild wildlife winter