white legs

A veterinarian told me that the commercial red sex links of big companies (you know what I mean) lay only if they are kept in battery cages with artificial lighting and eat layer pellets. He insists on them being unnatural and genetically modified birds and containing some dangerous information...

I have 4 second gen Buff Brahma x Easter Egger chicks. 2 have orange, feathered legs, 1 has orange non-feathered legs, and one has pinkish-white, non-feathered legs. Is this just from the cross breeding or is something wrong? I know when you breed 2 crossed the outcome is "everything". I am...