Totally lost intrest chad, enviroment in loft was F**ked, o/bs were fine didnt seem to bother them, but if you paired up when you had ybs in boxes they would be pecking at everything in box ??? mice droppings everyware so next thing you would have sick ybs, wits the point, and i dont medicate my birds, so while create a problem and cost yoursel £££££ no brainner mate, other problem was cats all round loft at nite hearing mice so birds got no rest,so wouldn,t exercise, so not fit so wouldn,t win if i was only one that SENT, Totally F**ked,