Example of a food chain of which this organism is a part

I need 4 different chains for Fungi, Snails, Earthworms, and Pill Bugs.
It can just be the last three things on the food chain if that's easier :)

i think it is true in my reasonment ..

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the principles and empirical processes of discovery and demonstration considered characteristic of or necessary for scientific investigation, generally involving the observation of phenomena, the formulation of a hypothesis concerning the phenomena, experimentation to test the hypothesis, and development of a conclusion that confirms, rejects, or modifies the hypothesis.