Evolution calling

I stepped outside just before sunset, to add a little birdseed to an empty feeder because I have a raccoon who comes to visit for a late-night snack. As I turned to walk back into the house, I noticed something watching me from the edge of the yard. A small red fox curled up on the grass, lay hidden under a low-hanging branch. I stood very still, holding her gaze for a few minutes before she popped up and darted into the woods.

As soon as the fox disappeared, something strange happened ...