Which part of an ecosystem would be hurt if humans overhunted an herbivore

If humans overhunt an herbivore, the secondary consumers are greatly affected. As part of the ecosystem, the herbivore population are plant eaters or the primary producers. Then the animals that eat the primary producers are called primary consumers. Meanwhile, the Secondary consumers eats primary consumers for energy as based on the food chain.

this is more of a statement than a question. is there answers to go along with this, or is it opinion based?

you can have just about every answer you can think of