Octonauts - The Urchin Invasion | Cartoons for Kids | Underwater Sea Education

The Octonauts head to the kelp forest to visit Shellington's sister, Pearl, and her newborn son Periwinkle - only to find the forest endangered by an infestation of kelp-eating urchins! Want to join our next mission? Subscribe: http://goo.gl/DzwvWv The Octonauts are an adventure team who explore the world’s oceans, res

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