Something was wrong with the squirrels of Appalachia. It was the fall of 1968, and they appeared to be making a sudden pilgrimage: attempting improbable swims across lakes, sprinting over highways and ...

I was sitting in the backyard, listening to the birds sing and watching the squirrels play. For some reason, I thought of something I had read years ago about 1811 when tens of thousands of squirrels ...