The nighttime is the time to attempt this, but I would keep checking on this chick under the broody to see if she is taking care of it. And I would be out in the coop before daylight to watch for any aggressive behavior. The broody might take her back with no problem, but could push her out to...
Great news that she is better. As you can see there are many disagreements on treating sour crop. To give vinegar and yogurt or not, mushy foods or chick starter. That is why it is important to make up your own mind and do some research on this. I have never had a chick with this, but I...
He may have some sort of respiratory virus. Keep him warm and keep offering soft mushy foods (water , yogurt, and chickfeed mixed together or egg) and watch for any new signs. Infectious bronchitis can cause sneezing and nasal drainage in older chickens, but it can be much harder on chicks. IB...