Green Cheek Genetics Apr 6, 2008 16:13:29 GMT 10 Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by Edmund Fong on Apr 6, 2008 16:13:29 GMT 10 This is a PDF document on colour mutations. Has photos of all the different mutations commonly availaible.www.fwa-aviary.com/PYRRHURA_BASIC_MUTATIONS.pdf