Which bird has been known to kill human beings with slashing blows of its feet, as the innermost of its three toes bears a long daggerlike nail?

Which flightless bird once proved a danger to American country singer Johnny Cash?

Which bird dines on bone marrow from carrion, which it accesses by dropping its prey from great heights to crack open the bones?

Which bird attacked a jogger in Salem, Oregon, in 2015, striking the scalp repeatedly before the jogger escaped?

What bird was invoked in a murder case when the defense argued that it was the bird, rather than the defendant, attacked the victim?

Which bird can run at nearly 50 km (30 miles) per hour and is capable of eviscerating animals (or, more rarely, humans) under the right conditions?