hello grompz good to hear your keeping fifes good breed to keep easy to look after i had them for years showed them, i had about 40 of them alot of wasted seed tryed to blow the empty seed off the top of the good stuff waste of time got a seed blower waste of time i think youll have to deal with it pal but keep feeding canary seed and your birds will do all right some brocolli some condition seed, what colour are your fifes thanks pal good luck