Since the 1990s the South African Air Force has been using cheetahs to keep birds and small animals away from military air fields. ...[The] cheetahs raised in the breeding programs are comfortable enough around humans to be released onto military air bases so they can hunt (and chase away) large concentrations of birds or small animals who are, if left alone, are a major threat to aircraft landing or taking off.
This is a worldwide problem, as Strategypage writes. But I've never heard about the South African solution.
And really, I'm sorry about that link verbiage. Really.