The collar bone, if chickens have one? Can you dislocate a collar bone? Heck I don't know. Lol.
I wouldn't be confident enough to try and out anything back in place myself..unless when investigating I could feel that this goes here like so.. voilà. Lol. Arm bones connected to the shoulder...
I too am thinking shoulder or collar bone if chickens even have have a collar bone. It seems to get around fine. I probably wouldn't ever keep it in a flock with a rooster unless it ends up really strong at walking and functioning that way... but I wouldn't put it down. I'd say you've got...
I would think you could keep it alive I would you give it ore try consistent one on one care. I don't see that one getting food or water if there are other chickens around...but stranger things have happened. But a crooked toe is no problem, yeah it looks weird but they can scratch and peck and...