According to the Department of Agriculture, wholesale egg prices dropped throughout the country in March. But retailers have not lowered the prices customers pay at the same rate.

Germany, Italy, Poland and Sweden are among nations the U.S. has approached to address the shortage caused by a bird flu outbreak, European industry groups say.

Egg prices have been on a sharp decline from their recent peaks, but many consumers are still waiting for these reductions to show up on their grocery bills. The situation is becoming a point of political contention,