He said the family will have to reckon with the future of the fourth-generation business, which was established in 1908 and is tucked among the vineyards and agricultural lands of Long Island's North Fork, about 80 miles (129 km) east of Manhattan.

The highly infectious H5N1 strain has caused outbreaks across the country. Now, Long Island’s last duck farm must kill its entire flock and may go out of business, its owner said.

The last duck farm on New York's Long Island is facing an uncertain future after a bird flu outbreak forced the culling of nearly 100,000 ducks. The highly contagious H5N1 avian flu, otherwise known as bird flu,