They always start with an organism that makes food. The producer. In this example, it's grass. The first consumer in the chain, in this case the grasshopper, is also called the primary consumer.

Each food chain is a descriptive diagram including ... Food webs illustrate energy flow from primary producers to primary consumers (herbivores), and from primary consumers to secondary consumers ...

Save guides, add subjects and pick up where you left off with your BBC account. Every animal and plant needs food to live, and they are all part of a food chain. Food chains show how animals ...