1.   Talk of lifting that ban also helped corn futures as traders anticipated the domestic poultry will continue to feed a growing flock to meet robust demand for chicken.

2.   The birds became the foundation of a domestic poultry industry in Europe, and the first settlers from Europe brought the domestic turkey to the Americas with them.

3.   Health authorities feared the epidemic, a highly lethal and contagious strain of influenza, might spread to the domestic poultry industry.

4.   Russian politicians welcomed the ban as necessary to protect the struggling domestic poultry farming industry.