On Thursday, the U.S. Centers for Disease Control and Prevention confirmed another case of avian influenza A(H5N1), or bird flu, in California, bringing the nationwide total of cases to 67.

As cases of bird flu continue to surge across the U.S., Americans are largely feeling the symptoms in their pocketbooks rather than their bodies. Chickens, cattle and pricetags are the bird flu's primary victims -- and a new mutation of the virus is now circulating.

A new strain of bird flu has been confirmed at a duck farm in California, the first time the variant has been discovered in poultry in the United States, an international agency said.

Learn about the new H5N9 bird flu strain in the US, its impact on food safety and prices, plus expert advice on protecting yourself from avian influenza.