You know, I think you may need to sell a bird. Or more. Give us some pictures if you want, sometimes we can see stuff. But being pecked to death is horrible, and this aggression will ruin your enjoyment of the birds.
The coop is the big expense, and generally it is a final expense. Once you...
I am wondering if the original injury was a bullying that was brought on by too small of quarters. Do not put the victim in the coop with the other two. You could try, putting the mean bird by herself, IF the other two get along.
Do know:
That being raised together has no effect on...