While on a fossiling trip in the Horseshoe Canyon Formation Back in April of 2025, We stumbled upon this really pile of weird rocks (Figure 1). It didn't match it's surroundings and had a shiny interior (Figure 2). Some of them even had a few pieces of bone on them. Initially I thought that it was a coprolite, and after doing some research, it did look similar to some coprolites. It wasn't until the next few fossiling trips that my doubts about this being a coprolite grew, as I found more of the same rocks in other places near the…