Captain Sharky and the Mysterious Foggy Island. 13th Book of Captain Sharky's Adventures

Captain Sharky and his friends find a bottle in the sea and discover a map to an island where treasures are hidden. They set off to the mysterious island, which is always surrounded by thick fog, and see many shipwrecks on the coastal cliffs. Upon landing on the island, the friends find the flora and fauna of a prehistoric world – giant insects, gigantic animals and birds, and even treacherous carnivorous plants as tall as a human. But will they find the treasure and will they manage to escape from the mysterious island?