There’s that legend, you see. ‘Tis said that if the ravens ever… oh, it’s showing up in the text below. Just read that, really.
I got to see the Tower ravens when my wife and I went to England for our ‘babymoon’ (I think that’s what they called it, back then: we wanted to get some nice travel in before our eldest threw all of those plans for a loop). They are serious birds. Not dangerous, but it was pretty clear that there were personal space requirements that would need to be respected. I don’t understand why idiots mess with them.