Well, the floppy chick still flops.
I had to put a divider in the tank last night so that he wouldn't injure the others with his flopping, or they wouldn't peck him. As soon as one behaves "not normally" the others start to pick at him? That seems to happen.
And another one with a red bare...
Well ... I'm afraid I lost the one I was worried about. I still don't know what was wrong with him. He just seemed to have legs too long, and was unsteady, then fell in the water, and went downhill from there.
The original "flopper" I wrote about seems fine for the past some hours.
I've added...