by Susan CLUBB, D.V.M. Published in the ASA Avicultural Bulletin in August 1993.Read Article
by Tony PITTMAN. Published in Cage and Aviary Birds on 12th March, 1994Read Article
by Carlos YAMASHITA. Published in " Ararajuba ",the Journal of the Brazilian Ornithological Society 5(2) P. 176-182 (December 1997)Read Article
by Margaret A. WISSMAN, DVM and Bill PARSONS, Wesley Chapel, Florida. Published in afa Watchbird (Pages 26-27) Volume XXVII. Number 4, July/Aug 2000Read Article
by Bernabé LÓPEZ-LANÚS. Published in Cotinga, the Journal of the Neotropical Bird Club, (Pages 9-11), Number 14, Autumn 2000.Read Article
" Naturam expellas furca, tamen usque recurret "
( If you drive out nature with a pitchfork, she will soon find a way back)
Horace (65-8 BC)