Owl Owl Owls are birds from the order Strigiformes, which includes about 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. Exceptions include the diurnal northern hawk-owl and the gregarious burrowing owl. Owls hunt mostly small mammals, insects, and other birds, although a few species specialize in hunting fish. They are found in all regions of the Earth except polar ice caps and some remote islands. Owls are divided into two families: the true (or typical) owl family, Strigidae,
Angry Birds Friends or to acquire additional bird slingers. In addition, the mobile version includes four power-up practice levels where there are infinite power-ups available for use. In February 2012, the episode "Surf and Turf" was added to the Angry Birds Friends Facebook version and it was also added to the original "Angry Birds". In July 2012, the episode "Pigini Beach" was added to the Angry Birds Friends Facebook version. In August 2012, Rovio announced a partnership with the punk band Green Day, which led to 20 new levels of Angry Birds Friends on Facebook featuring all three members of the band. The