The Crowphy Is Up In the Air!
Great Black Hawk News

Perhaps Disgusting Monday Mystery

IMG_5748  12-1-18(2)
Bob Leafe of Hackensack writes:

I found these sitting on some roof tar. They're about 1/4" in diameter.
At first, I thought they were some kind of worm, but excretion looks a bit more likely (though the white filling in some of them throws me off).
Any idea what they could be? (Thanks, Rob! I think.)
More images available upon request.