Accept Lim's "Mogzard" quest from /battleontown (they are located to the right outside of Yulgar's Inn). Then join /greenguardwest, click on the map at the top-right, and select Three Wolves (top-centre) to defeat the Mogzard.
Accept Aria's "Moglin Companions" quest from /ariapet (select Moglin Pets > Get MEALs). Then defeat Frogzards at /nexus. 30 of the Moglin Meals can be traded for a Twilly, Twig, or Zorbak pet in Aria's shop.