What is a major food source for other organisms, including humans?
gastropod shells orchids invertebrates swamp vegetation Most plants insects barnacles animals
A B C D E F G H
Mollusks are invertebrates and are no exception.
Invertebrates are a major food source for other organisms, including humans.
What is a major food source for other organisms, including humans? (A) gastropod shells (B) orchids (C) invertebrates (D) swamp vegetation (E) Most plants (F) insects (G) barnacles (H) animals