• Exotic Newcastle Disease - Information on this contagious and fatal viral disease of birds, the signs to recognize and how the disease spreads, provided by the Animal and Plant Health Inspection Service of USDA.
• Newcastle Disease - Information from Wikipedia on this highly contagious bird disease caused by a virus, its symptoms, and research into a variant of the virus which has been shown to target cancer cells.
• Newcastle Disease - Information on this avian disease, its causal agent, its transmission, diagnosis and prevention.
• Newcastle Disease - The American Poultry Association provides information on this disease, the history of a serious outbreak in California in the 1970s, the symptoms, transmission and how the risk of introduction may be reduced.
• Newcastle Disease - NDV is an acute, rapidly-spreading virus disease that affects poultry and other birds. This article explains how it is transmitted, the symptoms, prevention and control. [PDF]
• Newcastle Disease - Information on this disease especially the very contagious form, VND, its signs, how it is transmitted and what is being done to prevent its entry into Canada.
• Newcastle Disease Virus (NDV) - Information on this contagious and fatal viral disease. Description of the virus, its transmission, symptoms and prevention.