I just bought a Latino cockatiel from a pet shop He was bleeding from his right wing so I picked him up with gloves and don't know what this is please help me I'm going to upload some pics I got him so he can breed with my cinnamon-pied cockatiel will this affect that and will his feathers grow...

There are days where Zaika hangs from the side of her cage and flaps her wings as hard as she can. Making a bunch of noise and I knew one day she'd break a blood feather doing it. Well. She has. ;_; I've managed to get the bleeding to stop but I'm not sure what exactly I'm suppose to be...