Why C. elegans?
C. elegans is a popular animal model due to its advanced genetic toolkit, small genome size (1/30 of human genome), transparency, short generation time, ... C. elegans is the simplest laboratory organism that expresses miRNAs, endo-siRNAs and piRNAs. Both miRNAs and RNAi were discovered in C. elegans. This makes the “worm” the animal of choice to study these pathways. Learn more about this fantastic animal from these online resources: WormBook, WormAtlas and WormBase.
And then there is this: