Aspergillosis - Describes the most common fungal infection in birds. Short discussion of the disease, particularly in parrots. Improved Aviculture Management May Prevent Candidiasis in Birds - Provides detail on Candida albicans, a fungus that can grow uncontrollably and impair respiration and feeding. Discusses management of this condition and the treatment for it. Psittacosis - Also known as chlamydiosis or chlamydia which can be passed from bird to human. Discusses transmission, diagnosis, and treatment of this dangerous disease. Understanding Psittacosis - Article discusses the symptoms, control, and treatment of what is also known as parrot fever, ornithosis, or chlamydiosis in birds. Merck Veterinary Manual: Caged Birds - Provides an index to a variety of avian diseases such as bacterial, mycotic, parasitic, and viral. Chlamydia Psittaci: (Parrot Fever) Infection in Companion Birds - Doctor discusses this bacterial infection commonly known as psittacosis and contagious between psittacine species. Avian Gastric Yeast - Formerly known as megabacteria, it grows in a narrow zone of the stomach and can infect poultry, companion, and wild birds. Psittacine Beak and Feather Disease Today - Describes the viral infection that many species of birds are susceptible to. House Finch Disease Survey - Monitors the occurrence of mycoplasmal conjunctivitis, a disease that affects House Finches and other wild bird species in the United States and Canada. Describes the disease and how to recognize it. Candidiasis: Yeast Infections in Birds - Information on this disease caused by the yeast Candida albicans, its symptoms, diagnosis, treatment and prevention. Avian Cholera - Factsheet on this disease of wetland birds caused by the bacterium Pasteurella multocida. Avian Cholera - Information and news on this disease in wild bird populations, provided by the USGS National Wildlife Health Center. Pacheco's Disease - Caused by a group of psittacine herpesviruses. Article includes an overview, transmission, symptoms, diagnosis, treatment and prevention. Veterinary Practice News - Treatments Recommended for Avian Respiratory Problems - Article by Rebecca Sweat addresses bacterial infections and aspergillosis.