Zooming in on one particularly stately red oak ... tree must “do something remarkable” in order to survive the coming winter: ...

Every autumn, the leaves drop off and oak trees become bare. This doesn't look like an oak tree any more. It looks cold in the winter, but it's only resting. In the spring, oak trees come alive again.

The Iowa Department of Natural Resources suggests immediately finishing pruning oak trees to prevent the spread of oak wilt.