I have a small backyard flock of 5 hens, one of which is a new arrival from my mother in laws flock. I am trying to integrate her, but it is a slow process. She also has really long nails and scaly legs. I am told that she had mites in the past but it was dealt with, but I worry that it might still be an issue and I am now risking my other girls. Just looking for some resources and reading up here.