In nature, the free living nematode C. elegans is found in soil, rotting plants and compost pits, feeding on bacteria and fungi. In the particularly complex microbe-rich environment, these microbes play different roles for C. elegans, including food, parasites, pathogens, and possibly competitors. C. elegans Intestine Bacteria Quantification https://c-elegans.creative-biogene.com/quantification-service-of-bacteria-residing-in-c-elegans-intestine.html