Do you suspect that a rooster has hurt her? Hard to know if she has injured joints, leg bone deformities such as varus or valgus where the tendons have possibly ruptured, or a riboflavin deficiency. It won’t hurt to treat with some human vitamin b complex 1/2 tablet given orally, or crushed into...
Videos much be uploaded to YouTube or similar site. Pictures would be helpful. Have you ever noticed the legs being knock kneed or bowlegged in appearance?