A few terms
Primary producers- Photosynthetic organisms that make up the base of a food web.
Primary consumers- Organisms that eat primary producers.
Secondary consumers- Organisms that eat primary consumers.
Tertiary consumers- Organisms that eat both primary and secondary consumers.
Primary consumers- Organisms that eat primary producers.
Secondary consumers- Organisms that eat primary consumers.
Tertiary consumers- Organisms that eat both primary and secondary consumers.
Biology for the Informed Citizen: with physiology Donna M. Bozzone, Douglas S. Green