A
trophic level pertains to the position of an organism in the food chain. Humans
are the mos dominant organism that belong
to more than one trophic level. When we eat plants we become the primary consumers
but when we eat meat we can become the secondary or the tertiary consumers.
Birds are also organisms that belong to more than one trophic level. When birds
eat seeds they become the primary consumer, but when they eat insects they
become the secondary or even the tertiary consumers.