copula - an equating verb (such as `be' or `become') that links the subject with the complement of a sentence. copulative, linking verb. verb - a content word that denotes an action, occurrence, or state of existence.
Different species of crabs eat different foods. Depending on the species, they may eat plankton, worms, shrimps, prawns and other shellfish, and they scavenge for animal and/or plant remains. 1  They are detrivores. 2  They will consume animal as well as plant matter (algae, etc.).
What does a hermit crab eat in the ocean? What They Eat   Hermit crabs eat both animals and plants. For example mussels, small plankton and worms. They also are called scavengers because they will eat dead plants aâ¦nd animals.   How It Gets Its Food   It picks its food off the bottom on the ocean with its claws.