The Voyage of the Arctic Tern instructs his three friends remain with the Arctic Tern. Then he dons his scuba gear, plunges into the water, and swims toward the ship. A large octopus with fiery eyes guards the treasure chest on the deck. Bruno wrestles with the octopus, kills it, and touches the silver coins in the chest. Immediately, Morgan's pirate ship crumbles to dust. Then Bruno, the treasure chest, and the Arctic Tern vanish. Chris, Steve, and Adrian no longer remember how they each got safely home after this, nor can they remember anything about Bruno, the Arctic Tern, or the treasure. However, Adrian remains
Royal tern the age of 4 years, after which they build their own nests and reproduce. Like all white terns, it is fiercely defensive of its nest and young. The royal tern and the Cayenne tern nest and breed together in Argentina and Brazil. The royal tern has few predators when it is mature, but before the chicks hatch or while they are chicks the tern is threatened by humans, other animals, and the tides. Humans threaten terns by fishing and by disrupting the tern nesting sites. Fishing nets can catch a tern while it is diving, making it unable to feed