
On average, only 10% of the energy from an organism is transferred to its consumer. This means that a top-level consumer, such as a tuna, is supported by millions of primary producers from the base of the food web or trophic pyramid.
On average, only 10% of the energy from an organism is transferred to its consumer. This means that a top-level consumer, such as a tuna, is supported by millions of primary producers from the base of the food web or trophic pyramid.