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Avian pox - DOI, USGS
Avian pox - Wallace R. Hansen
Scientific Name: 
Avipoxvirus (Pringle 1999)
Common Name: 
Fowlpox, avian pox, canarypox, juncopox, mynahpox, pigeonpox, psittacinepox, quailpox, sparrowpox, starlingpox, turkeypox viruses
Native To: 
Historically occurred worldwide (USGS 1999)
Date of U.S. Introduction: 
Historically present in the continental U.S.; was first discovered in Hawaii in 1902 (Lebbin et al. 2010; Loope 2010)
Means of Introduction: 
Probably introduced to Hawaii with imported birds and was spread by introduced mosquito species (Loope 2010)
Viral disease that infects over 60 species of birds (USGS 1999)
Current U.S. Distribution: 
Has occurred throughout the U.S.


Selected Resources

The section below contains highly relevant resources for this species, organized by source. Or, to display all related content view all resources for Fowlpox.

International Government
Alberta Sustainable Resource Development (Canada). Fish and Wildlife.
See also: Wildlife Diseases in Alberta for more fact sheets
State and Local Government

Michigan Department of Natural Resources.

See the complete Wildlife Disease Manual for a list of diseases that are of significance to Michigan wildlife.

Kentucky Department of Fish & Wildlife.
Pennsylvania Game Commission.

University of Pennsylvania. School of Veterinary Medicine. Wildlife Futures Program.

University of Maryland Extension.

See also: Small Flock for more resources

University of Arkansas. Cooperative Extension Service.

See also: Hobby and Small Flock Poultry in Arkansas for more factsheets

University of Florida. Institute of Food and Agricultural Sciences Extension.

Electronic Data Information Source Publication #VM65

Mississippi State University. Extension.


  • Lebbin, D.J., M.J. Parr, and G.H. Fenwick. 2010. Avian malaria and pox. In: The American Bird Conservancy Guide to Bird Conservation (pp. 308-309). Chicago: University of Chicago Press.
  • Loope, L. 2010. Hawaiian Islands: Invasions. In: D. Simberloff and M. Rejmanek (Eds.), Encyclopedia of Biological Invasions (pp. 309-319). Berkeley, Calif.: University of California Press.
  • Pringle, C.R. 1999. Virus taxonomy – 1999. Archives of Virology 144(2):421-429.
  • USGS Biological Resources Division. 1999. Avian pox In: M. Friend. and J.C. Franson (Eds.), Field Manual of Wildlife Diseases: General Field Procedures and Diseases of Birds (Information and Technology Report 1999-001, pp. 163-170). Washington, D.C.: Department of the Interior.