Quote Originally Posted by FaramirRat
Madara isnt under the effect he is part of the illusion that sasuke created to trick danzou extreme but u never know
Huh? So Madara isn't even there?

And I'm pretty sure that the explanation is simply going to be that birds are Itachi's summon and Sasuke got it from Itachi, tada! I mean, think about it--the black crows ring a bell for anyone?