Bird flu is leading to major egg shortages and price hikes at supermarkets. Here's what experts say about whether it's still safe to eat eggs — assuming you can find them!

Health officials urged people to identify avian flu symptoms early and properly cook chicken and eggs to limit risk of infections.

The newly reported H5N9 strain was found Monday at a duck farm in Merced County, California, according to the World Organization for Animal Health. The Paris-based organization that studies animal diseases said it's the first verified U.S. case of H5N9 in poultry. The organization said the more common strain H5N1 was also found.