Originally Posted by M-2
If Red Wing is in the film, it should just be his pet that is expertly trained and has an eerie sixth sense. With Falcon, basically just understanding that somethings wrong based on the birds behaviour
According to an early script leak, Redwing is actually Vanko's cockatoo from IM2. SHIELD agent Sam Wilson took him into protective custody and bonded with him after Vanko's death at the end of IM2.
(P.S.: If anyone actually believes that, I've also got some oceanfront property in Arizona I'd like to sell them)