6 of the World Most Dangerous Birds
Cassowary (Casuarius): are the only members of the family Casuariidae and belong to the order Casuariiformes.
Ostrich (Struthio camelus): are flightless birds found only in open country in Africa.
Emu (Dromaius novaehollandiae): The common emu, the only survivor of several forms exterminated by settlers.
Lammergeier (Gypaetus barbatus): which are also called bearded vultures, are big eaglelike vultures of the Old World.
Great horned owl (Bubo virginianus): Owls of all kinds have been known to attack people when defending their young, their mates, or their territories.
Barred Owl (Strix varia): Barred owls, whose habitat includes much of the eastern United States and southeastern Canada.