found the baby in pen curled in ball. Taped the one bad foot, brought in and giving electrolytes, poly vi sol no iron, chick start and meal worms. Eats and drinks with enthusiasm, but this am other foot weak and starting to curl!!! What could be happening???? Chicken vet not avail til Monday. Kind of fluffed up, shaking her head quite a bit. Never seen this! Suggestions? Thanks so much!!!