We rolled up to a pair of walkers who had just watched a long-dead tree fall across the Dutchess Rail Trail ahead of them:

Which is why I now carry a fold-out pruning saw in my tool kit:

The mowing crew we encountered half a mile ahead had a chainsaw and cleared the remainder.
Stay alert out there!
Although I don’t have a picture, there was a freshly dead bat lying underneath the main trunk. I think it rode the tree down, only to get slapped hard against the gravel beside the trail. I’m sure bats power up faster than I do, but not quite fast enough.