I would use your own judgement whether she should be out and about with the others. Sometimes the others will pick on a chicken that is limping or acting different. They may leave her alone. Most chickens are best left with the flock, but a dog crate left inside the coop with the others can be a...
Sorry that you didn’t get replies until now, but it was middle of the night for most of us. The curling under of the toes could be a riboflavin (B2) deficiency, but it also can be a sign of nerve injury to the foot or could be an early sign of Mareks disease. I would give 1/4-1/2 tablet of human...