I'm not very good @ genetics like some of you. My genetics experience is a 3hr course in college in which I made a C, I believe, but hated the class. Anyway I just doing some reading and saw where breeders, breed brothers and sisters amoung some things, does not create problems in these animal over time like it does in other species of animals, diseases, genetic problems etc........., just asking b/c I don't know and was curious