The Bible said it First

The food chain.
Otherwise known as the Food Web, this expression covers the sequence of organisms through which energy and nutrients are transferred. Since some animals eat both meat and fruit, the relationships are not always simple.
The sequence of the Food Chain comprises 1. autotrophs (producers) which are principally plants and photosynthetic microorganisms to 2. heterotrophs (consumers) which comprise herbivores, to 3. carnivores which feed on the herbivores, to 4. decomposers which break down all four groups (including themselves) and make things ready for recycling.
Put simply,…