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.).
Answer Wiki. hermit crabs eat a wide variety of foods: fallen fruit, decaying wood, leaf litter, plants and grasses, and items washed ashore by the tide. They are not fussy eaters by nature and have even been observed eating poop! Hermit crabs locate food in two ways, by smelling it and by seeing other crabs eating.