Rocky Shore: Crustaceans
These ancient arthropods include a wide array of animals adapted for life in aquatic environments (with some terrestrial exceptions). Common rocky shore crustaceans include hermit crabs, shore crabs and barnacles. Can you figure out what all of these have in common?

Some species of crustaceans found on our rocky shores are harvested for human consumption, and most are an important food source for a myriad of other animals.
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