As temperatures stay below freezing, farmers in East Tennessee are keeping a close eye on the health of their livestock.

The 25 newly born calves at Bull Farms in Rutledge draw particular concern.

"Two sets were twins," said Nathan Bull. "It's the worst time to calve calves. We had one, its ears froze the other morning."

Though cute, none of the calves can get through the winter simply on their good looks - and especially not this winter, which has brought with it record strings of cold days and nights.

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