Yeah, I know, what the hell am I talking about. Just reminded me of the great line in the movie, 'Casablanca' by the great Humphrey Bogart to Ingrid Bergman. I didn't make it up, google it. Google wasn't even a word when the movie was made.
These young peregrines have been flying about a month and are starting to get cocky. Realizing they are the fastest and toughest thing around, they have started to attack any unwary bird who flies by their cliff side home.