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commensalism
Barnacles on a crab's shell improve its toughness, while the barnacles (normally lacking motility) are able to visit more than one location to obtain food, and may even feed on the crab's prey. Some barnacles, however, can cause damage or sterility in some species of crabs.
There is only one main difference between hermit crabs and barnacles. Hermit crabs have a hard exoskeleton that protects their bodies.
A sacculina is a genus of barnacles, which is a castrator of crabs.
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Five examples of crustaceans: crabs, lobsters, barnacles, shrimps, and krill Barnacles are not a crustacean.
Both crabs and barnacles have claws and also both shed their external skeleton, the limpets do not.
Crabs do eat other crustaceans like barnacles, krill, shrimp and crayfish.
Crabs, hermit crabs, ghost shrimp, shrimp, barnacles, lobsters, isopods, amphipods.
barnacles mussels crabs periwinkles
barnacles, sea stars, clams, and crabs
barnacles, sea stars, clams, and crabs