Some outlets of grocery chains in the Tampa Bay area, including Publix and Sprouts, were low on eggs Friday with some shelves already empty. Publix officials on Thursday said that the shortage is due to a rise in demand caused by concern that the spread of bird flu will limit supplies.

As bird flu cases crop up across the country, here's what a food safety expert wants you to know about getting the virus from eggs, poultry, and dairy products.

Shopping for eggs feels like a game of chance lately. One day, your go-to eggs are there. The next, the shelves might be sparse. The big picture: Grocery stores nationwide are experiencing egg shortages due to the Bird Flu,