Did you know that barnacle cost governments around the world several billion dollars a year to control and they actually live on their heads? In this episode of life in a tide pool, learn about the common types of barnacles found in tide pools and find out how they can survive and even thrive in such a harsh environment. Follow the host and local experts as they explore the tide pools at Crystal Cove State Park and travel to the Cabrillo Marine Aquarium to see how they grow and care for their barnacles in captivity. More information is a available for this episode and series at: http://www.lifeinatidepool.com/barnacles/ Additional information about barnacles in tide pools is also available at: http://californiatidepools.com/crystal-cove-state-park-reef-point-tidepools/