Fact 1: Many consumers feed at more than one trophic level.

Fact 2: Carnivores are consumers which eat animals or other consumers.

Given the two facts above, answer the question "many what feed at more than one trophic level" with the following options: 
- roots
 - humans
 - carnivores
 - cacti
 - animals
 - people
 - algae
 - plants


 

   carnivores      