Infectious Bird Diseases

  • Aspergillosis - Describes the most common fungal infection in birds. Short discussion of the disease, particularly in parrots.
  • Avian Cholera - Factsheet on this disease of wetland birds caused by the bacterium Pasteurella multocida. [PDF]
  • Avian Cholera - Information and news on this disease in wild bird populations, provided by the USGS National Wildlife Health Center.
  • Avian Diseases Transmissible to Humans - Describes types of diseases that do not pose a serious threat, but that pet and poultry owners should be aware of.
  • Avian Gastric Yeast - Formerly known as megabacteria, it grows in a narrow zone of the stomach and can infect poultry, companion, and wild birds.
  • Avian Pox - Learn more about this disease of the skin caused by infection with the avipoxvirus group of viruses. Can spread at bird feeders and through migratory flyways.
  • Avian Tuberculosis - Article by a veterinarian on this serious problem that could affect both people and flocks of birds. Discusses diagnosis and treatment.
  • Candidiasis: Yeast Infections in Birds - Information on this disease caused by the yeast Candida albicans, its symptoms, diagnosis, treatment and prevention.
  • Chlamydia Psittaci: (Parrot Fever) Infection in Companion Birds - Doctor discusses this bacterial infection commonly known as psittacosis and contagious between psittacine species.