Frog
This NPC can be found in Zangarmarsh (263), Elwynn Forest (260), Duskwood (39), Westfall (39), Maraudon (23), Zul'Gurub (17), Gundrak (16), Eversong Woods (12), Ghostlands (10), Hellfire Peninsula (7), The Steamvault (6), The Slave Pens (6), Nagrand (5) and Dire Maul (3).