I'm not sure if it is normal. However none of my girls roost. They sit on shelves. And a couple fly up to the cabinet in their coop and hide out in there. They seem happy in their new hen house. It took them a week or so for them to put themselves in their new place. And we made a chicken door...
I had a hen who did this. I didn't know if she was egg bound or if mites were the problem or was she constipated. I put her in a warm bath a couple of times, gave we olive oil by syringe, separates her from rest of hens until her bottom healed and hand fed/ watered her. Took almost a week for...
I read somewhere that chickens can get depressed when their rooster or other hens die. :(. Maybe I will look into patenting Chicken antidepressants. ;)