Proventricular Dilatation Disease (PDD) in Spix's Macaws (Cyanopsitta spixii). A presentation by Sven Hammer, Helga Gerlach, Marcellus Bürkle and J.Schulz at the 42nd International Symposium on Diseases of Zoo and Wild Animals, 4th to 8th May 2005, Prague, Czech Republic.
Managing the world's largest population of Spix's Macaws. A presentation by Ryan Watson at the 33rd Annual Conference of the American Federation of Aviculture, Los Angeles, July 2007,
![]()