Owls are birds from the order Strigiformes [1] (/ ˈ s t r ɪ dʒ ə f ɔːr m iː z /), which includes over 200 species of mostly solitary and nocturnal birds of prey typified by an upright stance, a large, broad head, binocular vision, binaural hearing, sharp talons, and feathers adapted for silent flight.