In Australia, Chris and Martin go in search of egg-laying mammals, some of the weirdest creatures on the planet. But Ttark reminds Allison and the guys that .\r<br>\r<br>Chris and Martin head out to look for dolphins in the Caribbean Sea. Dolphins are very intelligent and the guys are eager to meet a creature with the reputat.\r<br>\r<br>In Australia, Chris and Martin go in search of egg-laying mammals, some of the weirdest creatures on the planet. But Ttark reminds Allison and the guys that .\r<br>\r<br>Allison finds an old journal in the Creature Club, starting Chris and Martin on an adventure that retraces the route taken by Allisons grandfather and great.
