Which organism is a primary consumer in the food web below? mc020-1.jpg herbivorous duck bald eagle osprey vegetation

Herbivorous are the primary consumers
The primary consumers are herbivores animals sch as cows,goats,and elephants. They consume plants. Plants are the producers. To be able to extract energy from plants,herbivores must eat a large chunk of plant materials which explains why herbivores has to eat consistently.

What do you mean about innate behavior i don’t get it

The answer is energy. the arrows are showing how exited and energized the stones are.