That's about 2.25 per bird. If you have the room to quarantine them for thirty days far enough away from your birds you might take the chance. Since they obviously are being neglected you might offer to help care for them and observe them for the birds sake. Clearly she doesn't want to spend any money for feed.
If you don't take them you may want to call the authorities. Feeding them only bread is abuse as far as I'm concerned.
If you don't take them you may want to call the authorities. Feeding them only bread is abuse as far as I'm concerned.