Quiz #52: Natural Mystery

While exploring near a rocky ledge, I found several curled, black, tar-paper-like things scattered atop the leaf litter.  Below is an example.  What is it?

Photo of Quiz #52

Leave your guess in the comments/guesses below. And be sure to check out the answer to last week's insect quiz on the Quiz Answers page.

One thought on “Quiz #52: Natural Mystery”

  1. Since you said you were near a rocky ledge, I’m going to guess it’s a type of lichen. Possibly what some people call rock tripe?

    Dave

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