In 2020, Borry et al. developed an “ID” method for determining this substance’s source. Population trends in ancient settlements can be determined by comparing the amount of a certain 27-carbon stanol with its “epi” derivative in this substance. They’re not bog bodies, but “paleo” examples of this substance form protective outer shells thanks to the Maillard reaction. (-5[1])An extremely (-5[1])large example of this substance belonging to a Viking is named for Lloyd’s Bank. (15[2])The presence of this substance in the Paisley (15[1])Caves is some (15[1])of the earliest (15[1])evidence (-5[1])of (*) human habitation in North America. (10[1])Mary Anning discovered the first coprolites, (10[2]-5[1])which (10[2])are fossilized (10[1])examples (10[1])of (10[1])this (10[2])non-hair substance (10[2])that can be analyzed (10[1])to determine (-5[1])parasitic infections or diet. For 10 points, name this substance that, when used as fertilizer, is called manure. (10[1]) (10[3])■END■