herbivoiae

Updated: June 16, 2025

But what are these other substances? What role do they play in digestion? They are composed in great part of fibers and cells that suffer no change in the animal economy, and which are not acted upon by the gastric juice, as proved by their occurrence in excreta. The carbon is found almost unchanged, so that the excrements of herbivoiae, when dried, form a valuable fuel.

Various - Scientific American Supplement, No. 392, July 7, 1883