The first Adair County case resulted in euthanization of 64,000 birds, and the second case prompted 40,000 more to be euthanized.

Avian Influenza H5N1 is again circulating in susceptible wild birds in California during fall migration. California sits at the epicenter of the Pacific Flyway, one of North America’s major migratory routes that brings millions of visiting birds through the state each fall and winter.

Illinois Department of Natural Resources is asking people to report large numbers of dead waterfowl or other waterbirds as part of the department's monitoring for the highly pathogenic avian influenza.

Officials at Wildlife World Zoo say some of their animals have died, as health officials in Maricopa County say non-human cases of bird flu were identified within the zoo.